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NEC PD75P308 AC TIMING TEST POINT (excluding X1 and XT1 inputs), CLOCK TIMING, TI0 TIMING

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PD75P308

AC TIMING TEST POINT (excluding X1 and XT1 inputs)

Test points

0.8 VDD

0.2 VDD

0.8 VDD

0.2 VDD

CLOCK TIMING

X1 input VDD–0.5V

0.4 V

tXL tXH

1/fX

XT1 input VDD–0.5V

0.4 V

tXTL tXTH

1/fXT

TI0

tTIL tTIH

1/fTI

TI0 TIMING

Contents

Main DATA SHEET MOS INTEGRATED CIRCUIT PIN CONFIGURATION PD75P308GF-3B9 PD75P308K PD75P308 BLOCK DIAGRAM Page PD75P308 1. PIN FUNCTIONS 1.1 PORT PINS 1.2 NON PORT PINS Page PD75P308 TYPE F P.U.R. : PullUp Resistor TYPE GA TYPE GC Page 2. DIFFERENCES BETWEEN PD75P308 AND Note: PD75P308 and Table 2-1 Differences between 3. WRITING AND VERIFYING PROM (PROGRAM MEMORY) Page Page Note 1: Remarks: 4. ELECTRICAL SPECIFICATIONS Effective value = Peak value x Duty *1: ABSOLUTE MAXIMUM RATINGS Page Page DC CHARACTERISTICS (Ta = -10 to +70C, VDD = 5V 5%) AC CHARACTERISTICS (Ta = -10 to + 70C, VDD = 5V 5%) Operation Other Than Serial Transfer SERIAL TRANSFER OPERATION TWO-LINE AND THREE-LINE SERIAL I/O MODES (SCK: internal clock output) TWO-LINE AND THREE-LINE SERIAL I/O MODES (SCK: external clock input) SBI MODE (SCK: internal clock output (master)) SBI MODE (SCK: external clock output (master)) AC TIMING TEST POINT (excluding X1 and XT1 inputs) CLOCK TIMING TI0 TIMING SERIAL TRANSFER TIMING THREE-LINE SERIAL I/O MODE: TWO-LINE SERIAL I/O MODE: SERIAL TRANSFER TIMING BUS RELEASE SIGNAL TRANSFER INTERRUPT INPUT TIMING t RESET INPUT TIMING COMMAND SIGNAL TRANSFER LOW-VOLTAGE DATA RETENTION CHARACTERISTICS OF DATA MEMORY IN STOP MODE (Ta = -10 to +70C) DATA RETENTION TIMING (releasing STOP mode by RESET) DATA RETENTION TIMING (standby release signal: releasing STOP mode by interrupt) *1: These symbols are the corresponding AC PROGRAMMING CHARACTERISTICS (Ta = 255C, VDD = 6.00.25V, VPP = 12.50.3V, VSS = 0V) DC PROGRAMMING CHARACTERISTICS (Ta = 25 5C, VDD = 6.00.25V, VPP = 12.50.3V, VSS = 0V) PROGRAM MEMORY WRITE TIMING PROGRAM MEMORY READ TIMING 5. PACKAGE DRAWINGS 80 PIN PLASTIC QFP (1420) 80 PIN CERAMIC WQFN PD75P308 6. RECOMMENDED SOLDERING CONDITIONS *: Table 6-1 Soldering Conditions APPENDIX A. DEVELOPMENT TOOLS PROM writing tools Page GENERAL NOTES ON CMOS DEVICES 1 STATIC ELECTRICITY (ALL MOS DEVICES) 2 PROCESSING OF UNUSED PINS (CMOS DEVICES ONLY) 3 STATUS BEFORE INITIALIZATION (ALL MOS DEVICES) [MEMO]