IBM EM78P809N 6 Electrical Characteristics

EM78P809N

8-Bit Microcontroller

64 • Product Specification (V1.0) 07.26.2005

(This specification is subject to change without further notice)

6 Electrical Characteristics

6.1 DC Electrical Characteristics

(Ta= 25 °C, VDD= 5.0 V ± 5%, VSS= 0V)

Symbol Parameter Condition Min. Typ. Max. Unit

Fc XTAL: 4.5V to VDD Two cycles with two clocks 1 10 MHz

ERC ERC: VDD = 5V R: 5.1KΩ, C: 100 pF 630 900 1170 kHz

VIHRC Input High Threshold Voltage

(Schmitt trigger ) OSCI in RC mode 2.8 4 4.5 V

IRC1 Sink current VI from low to high , VI=5V 15.5 22 28.5 mA

VILRC Input Low Threshold Voltage

(Schmitt trigger ) OSCI in RC mode 1.3 1.8 2.7 V

IRC2 Sink current VI from high to low , VI=2V 12 17 22 mA

IIL Input Leakage Current for input

pins VIN = VDD, VSS -1 0 1 μA

VIH1 Input High Voltage (Sc hmitt

trigger) Ports 6,7, 8,9 0.7VDD VDD +0.3V V

VIL1 Input Low Voltage (Schmitt

trigger) Ports 6,7, 8,9, -0.3V 0.3 VDD V

VIHT1 Input High Threshold Voltage

(Schmitt trigger) /RESET, TCC, INT 0.7 VDD VDD +0.3V V

VILT1 Input Low Threshold Voltage

(Schmitt trigger) /RESET, TCC, INT -0.3V 0.3 VDD V

VIHX1 Clock Input High Voltage OSCI in crystal mode 0.7VDD VDD+0.3V V

VILX1 Clock Input Low Voltage OSCI in crystal mode -0.3V 0.3VDD V

IOH1 Output High Voltage

(Ports 6, 7, 8, 9) VOH = VDD-0.4V -3.5 -5 -6.5 mA

IOL1 O utput Low Voltage

(Port9) VOL = VSS+0.4V 3 5 7 mA

IOL2 O utput Low Voltage

(Ports 6,Port7, Port8) VOL = VSS+0.4V 12 15 20 mA

IPH Pull-high curr ent Pull-high active, input pin at VSS -50 -75 -100 μA

IPL Pull-Low current Pull-high active, input pin at VDD 50 75 100 uA

ISB1 Sleep mode

Power down current

WDT

disabled 0.8 1.5

μA

ISB2 Sleep mode

Power down current

All input and I/O

pins at VDD,

output pin floating WDT

enabled 6 10

μA

ICC3

Idle mode

Operating supply current

at two clocks

1.1 1.5 mA

ICC4

Normal mode

Operating supply current

at two clocks

VDD=5V, /RESET= 'High',

Fc=8MHz, CLKS="0", output pin

floating, WDT enabled 3.0 3.5 mA

*The typical value is based on characterization results at 25°C

Contents

Main EM78P809N 8-BIT Microcontroller Product Specification DOC. VERSION 1.0 ELAN MCCROELECTRONICS CORP. All Rights Reserved Printed in Taiwan ELAN MICROELECTRONICS CORPORATION Contents Page 1 General Description 2 Features 2.1 CPU 2.2 Applications EM78P809N 8-Bit Microcontroller 3 Pin Assignment Fig. 1. Pin Assignment 4 Pin Description Table 1 Symbol Pin No. Type Function EM78P809N 8-Bit Microcontroller Symbol Pin No. Type Function 4 Function Description 4.1 Functional Block Diagram 8-Bit Microcontroller Fig. 3. Operating Registers 4.2 Operating Registers 05 06 07 08 09 0A 0B 0C 0D 0E 0F 01 10 : 1F 20 : 3F Page 8-Bit Microcontroller User Memory Space On-chip Program Memory A11 A10 A9 A8 A7 ~ A0 8 Product Specification (V1.0) 07.26.2005 Page Page Page Page Page Page Page Page Page Page Page Page Page Page 4.3 Special Purpose Registers Page Page Page 4.4 CPU Operation Mode Page 8-Bit Microcontroller * Dont care ** Interrupt request flag will be recorded 4.5 AD Converter Registers for AD Converter Circuit * R_BANK : Register Bank (bits 7, 6 of R3), R/W: Read / Write * SPR : Special Purpose Register s Page 8-Bit Microcontroller Table 5 4.6 Time Base Timer and Keytone Generator Registers for AD Converter Circuit D Q TBKTC MUX MUX 8-Bit Microcontroller Product Specification (V1.0) 07.26 .2 005 33 4.7 UART (Universal Asynchronous Receiver/Transmitter) Registers for UART Circuit R_BANK Address NAME Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0 Fig. 11. Function Block Diagram EM78P809N 4.7.1 UART MODE: Mode 3 Mode 1 Mode 2 EM78P809N 4.7.2 Transmitting: 4.7.3 Receiving: EM78P809N 8-Bit Microcontroller 4.8 SPI (Serial Peripheral Interface) Registers for the SPI Circuit R_BANK Address NAME Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0 Fig. 14. SPI Block Diagram EM78P809N 4.8.1 Serial Clock: SPID 4.8.2 Shift Direction and Sample Phase: 4.8.3 Transfer Mode: /SCK pin RBF WBE SPIF SPID SI p i n 8-Bit Microcontroller SPIS RBF WBE SPIF SPID shift start shift start SO pi n 4.9 Timer/Counter 2 Registers for Timer/Counter 2 Cir cuit R_BANK Address NAME Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0 EM78P809N 4.9.1 Timer Mode: 4.9.2 Counter Mode: 4.10 Timer/Counter 3 EM78P809N 4.10.1 Timer Mode: 4.10.2 Counter Mode: 4.10.3 Capture mode: 4.11 Timer/Counter 4 EM78P809N 4.11.1 Timer Mode 4.11.2 Counter Mode 4.11.3 PDO Mode Source Clock Up-counter TCR4 TC4 Interrupt 4.12 TCC/WDT & Prescaler EM78P809N 4.13 I/O Ports 4.14 RESET and Wake-up 4.14.1 RESET EM78P809N 4.14.2 Wake-up from SLEEP Mode: 4.14.3 Wake-up from IDLE mode: 8-Bit Microcontroller Product Specification (V1.0) 07.26 .2 005 49 Table 6. Summary of the Initialized Values for Registers Address Name Reset Type Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0 8-Bit Microcontroller 50 Product Specification (V1.0) 07.26.2005 Register Bank 0 Address Name Reset Type Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0 8-Bit Microcontroller Product Specification (V1.0) 07.26 .2 005 51 Register Bank 1 Address Name Reset Type Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0 8-Bit Microcontroller 52 Product Specification (V1.0) 07.26.2005 Register Bank 2 Address Name Reset Type Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bi t 0 EM78P809N 4.14.4 The Status of RST, T, and P of STATUS Register 4.15 Interrupt EM78P809N 4.16 Oscillator 4.16.1 Oscillat or Modes 4.16.2 Crystal Oscil lator/Ceramic Resonators (Crystal) Page EM78P809N 4.16.3 External RC Oscillator Mode EM78P809N 4.17 Code Option Register 4.17.1 Code Option Register (Word 0) EM78P809N 4.17.2 Customer ID Register 4.18 Power-on Considerations 4.18.1 External Power-on Reset Circuit EM78P809N 4.18.2 Residue-Voltage Protection 4.19 Instruction Set Page 8-Bit Microcontroller Note1: This instructi on is applicable to IOC6 ~ IOCA, IMR1, IMR2 onl y. 5 Absolute Maximum Ratings 5.1 Absolute Maximum Ratings 5.2 Recommended Operating Conditions ( Vss = 0V ) 8-Bit Microcontroller 6 Electrical Characteristics 6.1 DC Electrical Characteristics (Ta= 25 C, VDD= 5.0 V 5%, VSS= 0V) Symbol Parameter Condition Min. Typ. Max. Unit *The typical value is based on characterization results at 25C 8-Bit Microcontroller Product Specification (V1.0) 07.26 .2 005 65 (Ta= 25 C, VDD= 3.0 V 5%, VSS= 0V) Symbol Parameter Condition Min. Typ. Max. Unit 8-Bit Microcontroller 66 Product Specification (V1.0) 07.26.2005 A/D Converter Characteristic (VDD =2.5V to 5.5V, Vss=0V, Ta = -40 to 85) Symbol Parameter Condi tion Min. Typ. Max. Unit 6.2 AC Electrical Characteristic * N= selected prescaler ratio (Ta=- 40C ~ 85 C, VDD=5V 5%, VSS=0V) 68 Product Specification (V1.0) 07.26.2005 6.3 Timing Diagram RESET Timing (CLK="0") TCC Input Timing (CLKS="0") AC Test Input/Output Waveform APPENDIX Package Types: