参数资料
型号: TLV320AIC22PT
厂商: TEXAS INSTRUMENTS INC
元件分类: 消费家电
英文描述: SPECIALTY CONSUMER CIRCUIT, PQFP48
封装: ROHS COMPLIANT, PLASTIC, LQFP-48
文件页数: 6/55页
文件大小: 782K
代理商: TLV320AIC22PT
TLV320AIC22
DUAL VOIP CODEC
SLAS281B – JULY 2000 – REVISED JUNE 2002
14
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
handset and headset driver characteristics
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
VN(PP)
Output peak-to-peak voltage
AVDD1, AVDD2 = 3.3 V, fully differential,
150-
load
4
V
VOO
Output offset voltage
Fully differential
±5
mV
THD
Total harmonic distortion
AVDD1, AVDD2 = 3.3 V, 150- load
–60
dB
Max capacitance load
100
pF
Mute
–80
dB
Minimum resistive load
150
line driver characteristics
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
VN(PP)
Output peak-to-peak voltage
AVDD1, AVDD2 = 3.3 V, fully differential,
600-
load, 0-dB gain
4
V
VOO
Output offset voltage
Fully differential
±5
mV
Max capacitive load for LNOUT
25
pF
Max resistive load for LNOUT
600
THD
Total harmonic distortion
AVDD1, AVDD2 = 3.3 V, 600- load
–80
dB
Mute (neither DAC connected to line driver)
–80
dB
4-bit DAC characteristics
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
VO
Output voltage
AVDD1, AVDD2 = 3.3 V
0
3
V
Linearity
±0.5
LSB
Output load
600
Output load
20
pF
ts
Settling time
0.2
s
microphone bias characteristics
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
VO
Output voltage
At MCBIAS pin, sourcing 4 mA
2.5
V
IO
Output current, max
Source only
4
mA
Output noise
20 Hz to 20 kHz
60
Vrms
Output PSRR
Up to 8 kHz
76
dB
timing requirements
MCLK
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
f
Frequency
32.768
or
24.576
32.768
MHz
Accuracy
±200
ppm
Duty cycle
40%
50%
60%
tr
Rise time
8
ns
tf
Fall time
8
ns
相关PDF资料
PDF描述
TLV320AIC22PTR SPECIALTY CONSUMER CIRCUIT, PQFP48
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