User guide

CS6422
5
1. CHARACTERISTICS AND SPECIFICATIONS
ABSOLUTE MAXIMUM RATINGS
WARNING: Operation beyond these limits may result in permanent damage to the device.
Normal operation is not guaranteed at these extremes.
RECOMMENDED OPERATING CONDITIONS
POWER CONSUMPTION
(T
A
= 25°C, DVDD = AVDD = 5 V, f
XTAL
= 20.480 MHz) (Note 1)
Notes: 1. AO and NO outputs are not loaded.
ANALOG CHARACTERISTICS (T
A
= 25°C, DVDD = AVDD = 5 V, f
XTAL
= 20.480 MHz)
Notes: 2. These parameters are guaranteed by design or by characterization.
Parameter Symbol Min Max Units
DC Supply (AVDD, DVDD) -0.3 6.0 V
Input Current (Except supply pins) I
in
-10 +10 mA
Input Voltage Analog
Digital
V
ina
V
ind
-0.3
-0.3
AVDD+0.3
DVDD+0.3
V
Ambient Operating Temperature T
A
-40 85 °C
Storage Temperature T
stg
-65 150 °C
Parameter Symbol Min Typ Max Units
DC Supply (AVDD, DVDD) 4.5 5.0 5.5 V
Ambient Operating Temperature Commercial
Industrial
T
AOp
0
-40
25
25
70
85
°C
Parameter Symbol Min Typ Max Units
Power Supply Current, Analog (RST
=0)
P
DA0
1mA
Power Supply Current, Analog (RST
=1)
P
DA
10 20 mA
Power Supply Current, Digital (RST
=0)
P
DD0
1mA
Power Supply Current, Digital (RST
=1)
P
DD
50 80 mA
Parameter Symbol Min Typ Max Units
Input Offset Voltage (APO, NI) 2.12 V
Output Offset Voltage (AO, NO) 2.12 V
Transmit Group Delay (Note 2) 6 ms
Receive Group Delay (Note 2) 6 ms
Input Impedance (APO, NI) Z
in
1.5 MΩ
Load Impedance (AO, NO) Z
load
10 kΩ
Power Supply Rejection (1 kHz) 40 dB
CS6422
DS295F1 5