ia3222 integration, ia3222 Datasheet - Page 10

• Manufacturer Part Number: ia3222
• Description: Ia3222/ia3223 Ez Daa? Chipset With Analog Interface
• Manufacturer: integration

ELECTRICAL SPECIFICATIONS
Absolute Maximum Ratings
Recommended Operating Conditions
Note: The AC
means of a 100nF capacitor. Refer to DC characteristics table for more information on driving the AC
Parameter
Junction operating and storage temperature
ESD (human body model)
Power-supply voltage
Voltage at any pin
Current at any input or output (System Side)
Loop Current (IA3222)
Symbol
Vdd
Vil
Vih
V
C1
C2
tck
tcssuf
tcssur
tcsh
tdisu
tdih
ACREF
REF
Parameter
Operating temperature
Power-supply voltage
Logic low input voltage
Logic high input voltage
Optional AC
AC reference capacitor (pin left open — see note)
External capacitor #1
External capacitor #2
RX
RX
Loop current
Loop current, degraded performance
Line voltage for Caller ID power
Internal sampling rate based on external clock
Serial clock period
Chip Select fall to clock rising edge setup time
Chip Select rise to clock rising edge setup time
Chip Select rise or fall to clock rising edge hold time
Data in to clock rising edge setup time
Data in to clock rising edge hold time
IA3222 power derating over 25 ºC ambient
OUT
OUT
pin may be left open, in which case this internal bias voltage needs to be decoupled to the audio ground by
load resistance
load capacitance
REF
Figure 1: Serial interface write-cycle timing diagram (Data output pin floating)
Clock
Clock
CS#
CS#
Data in
Data in
pin reference voltage (see note)
X
0 (write)
tcssuf
Minimum
A2
-100
-0.5
-0.5
-40
A1
tdisu
A0
Maximum
V
DD
150
100
150
2
7
tdih
+ 0.5
DI3
Min.
57.6
-25
3.0
1.2
12
65
20
14
15
25
12
12
0
2
8
8
DI2
Typ.
100
220
3.3
10
Unit
mA
mA
6
ºC
kV
V
V
DI1
83.333
Max.
tcsh
100
200
120
130
3.6
1.8
35
70
85
∞
DI0
X
mW/ ºC
% V
% V
Unit
kHz
tcssur
mA
mA
kΩ
nF
nF
nF
pF
ºC
ns
ns
ns
ns
ns
ns
V
V
V
REF
DD
DD
pin.
IA3222/IA3223
10