UDA1345TS 查看數據表（PDF） - NXP Semiconductors.
零件编号
产品描述 (功能)
比赛名单
UDA1345TS Datasheet PDF : 29 Pages
| |||
NXP Semiconductors
Economy audio CODEC
Product specification
UDA1345TS
10 DC CHARACTERISTICS
VDDD = VDDA = VDDO = 3.0 V; fs = 44.1 kHz; Tamb = 25 °C; RL = 5 kΩ; note 1; all voltages referenced to ground
(pins 1, 11, 22 and 27); unless otherwise specified.
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX.
UNIT
Supplies
VDDA(ADC)
ADC analog supply voltage
2.4
3.0
3.6
V
VDDA(DAC)
DAC analog supply voltage
2.4
3.0
3.6
V
VDDD
digital supply voltage
2.4
3.0
3.6
V
IDDA(ADC)
ADC analog supply current
operating mode
−
10
14
mA
ADC power-down
−
600
800
μA
ADC power-down all −
300
800
μA
IDDA(DAC)
DAC analog supply current
operating mode
−
DAC power-down
−
4
7.0
mA
50
150
μA
IDDO(DAC)
DAC operational amplifier supply operating mode
−
current
DAC power-down
−
2.0
3.0
mA
200
400
μA
IDDD
digital supply current
operating mode
−
ADC and DAC
−
power-down
5
8
mA
350
500
μA
Digital input pins (5 V tolerant TTL compatible)
VIH
VIL
VIH(th)
HIGH-level input voltage
LOW-level input voltage
HIGH-level threshold input
voltage
VIL(th)
LOW-level threshold input voltage
Vhys
Schmitt trigger hysteresis voltage
⎪ILI⎪
input leakage current
Ci
input capacitance
3-level input pins (MP2; MP4)
VIH
HIGH-level input voltage
VIM
MIDDLE-level input voltage
VIL
LOW-level input voltage
Digital output pins
VOH
HIGH-level output voltage
IOH = −2 mA
VOL
LOW-level output voltage
IOL = 2 mA
Analog-to-digital converter
Vref(A)
reference voltage
with respect to VSSA
Ro(ref)
Ri
Vref(A) reference output resistance
input resistance
fi = 1 kHz
2.0
−
−0.5
−
1.3
−
0.9
−
0.4
−
−
−
−
−
5.0
V
+0.8
V
1.9
V
1.35
V
0.7
V
10
μA
10
pF
0.9VDDD −
0.4VDDD −
−0.5
−
VDDD + 0.5 V
0.6VDDD V
+0.5
V
0.85VDDD −
−
V
−
−
0.4
V
0.45VDDA 0.5VDD 0.55VDDA V
A
−
24
−
kΩ
−
12
−
kΩ
2002 May 28
18
Share Link: 