16
4173ES–USB–09/07
AT89C5132
Figure 6-2. IDL Test Condition, Idle ModeFigure 6-3. IPD Test Condition, Power-Down Mode6.2.3 A-to-D ConverterTable 2. A-to-D Converter DC Characteristics
VDD = 2.7 to 3.3V , TA = -40 to +85°C
X2
VDD
Clock Signal
RST
VSS
TST
X1
P0
(NC)
IDL
All other pins are unconnected
VSS
VDD
VSS
VDD
PVDD
UVDD
AVDD
PVSS
UVSS
AVSS
RST
MCMD
P0
All other pins are unconnected
VSS VDD
TST
MDAT
VDD IPD
VDD
PVDD
UVDD
AVDD
X2
VSS
X1
(NC)
VSS
PVSS
UVSS
AVSS
Symbol Parameter Min Typ Max Units Test Conditions
AVDD Analog Supply Voltage 2.7 3.3 V
AIDD Analog Operating Supply Current 600 μAAVDD = 3.3V
AIN1:0 = 0 to AVDD
AIPD Analog Standby Current 2 μAAVDD = 3.3V
ADEN = 0 or PD = 1
AVIN Analog Input Voltage AVSS AVDD V
AVREF
Reference Voltage
AREFN
AREFP
AVSS
2.4 AVDD
V
V
RREF AREF Input Resistance 10 30 kΩTA = 25°C
CIA Analog Input capacitance 10 pF TA = 25°C