Figure 23-2. IDL Test Condition, Idle Mode
VDD
VDD
PVDD
UVDD
AVDD
IDL
RST
VSS
(NC)
Clock Signal
X2
X1
VDD
P0
VSS
PVSS
UVSS
AVSS
TST
VSS
All other pins are unconnected
Figure 23-3. IPD Test Condition, Power-Down Mode
VDD
VDD
PVDD
UVDD
AVDD
IPD
RST
VSS
(NC)
VDD
X2
X1
P0
MCMD
MDAT
TST
VSS
PVSS
UVSS
AVSS
VSS
All other pins are unconnected
23.2.3
A-to-D Converter
Table 104. A-to-D Converter DC Characteristics
DD = 2.7 to 3.3V , TA = -40 to +85°C
V
Symbol
Parameter
Min
Typ
Max
Units Test Conditions
AVDD
Analog Supply Voltage
2.7
3.3
V
AVDD = 3.3V
µA
AIDD
Analog Operating Supply Current
600
AIN1:0 = 0 to AVDD
AVDD = 3.3V
ADEN = 0 or PD = 1
AIPD
AVIN
Analog Standby Current
Analog Input Voltage
2
µA
AVSS
A
VDD
V
Reference Voltage
AREFN
AREFP
AVREF
AVSS
2.4
V
V
A
VDD
30
RREF
CIA
AREF Input Resistance
Analog Input capacitance
10
kΩ
TA = 25°C
TA = 25°C
10
pF
156
AT89C5132
4173E–USB–09/07
ATMEL [ ATMEL ]
