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參數(shù)資料
| 型號： | 935229730551 |
| 廠商： | NXP SEMICONDUCTORS |
| 元件分類： | 模擬信號調(diào)理 |
| 英文描述： | SPECIALTY ANALOG CIRCUIT, PQFP44 |
| 封裝： | PLASTIC, QFP-44 |
| 文件頁數(shù)： | 17/22頁 |
| 文件大?。?/td> | 162K |
| 代理商： | 935229730551 |
1999 Sep 16
4
Philips Semiconductors
Product specication
10-bit converter interface (ADC/DAC) for
quadrature transceiver
TDA8779H
PINNING
SYMBOL
PIN
DESCRIPTION
AGND1
1
analog ground 1
DEC1
2
decoupling input 1
DEC2
3
decoupling input 2
INI
4
I channel ADC input
DEC3
5
decoupling input 3
INQ
6
Q channel ADC input
VCCA1
7
analog supply voltage 1 for ADC part (5 V)
VCCA2
8
analog supply voltage 2 for DAC part (5 V)
OUTI
9
I channel DAC analog output
DEC4
10
decoupling input 4
OUTQ
11
Q channel DAC analog output
DEC5
12
decoupling input 5
AGND2
13
analog ground 2
VCCD2
14
digital supply voltage 2 for DAC part (5 V)
D0D
15
multiplexed input for the DACs; bit 0
D1D
16
multiplexed input for the DACs; bit 1
D2D
17
multiplexed input for the DACs; bit 2
D3D
18
multiplexed input for the DACs; bit 3
D4D
19
multiplexed input for the DACs; bit 4
D5D
20
multiplexed input for the DACs; bit 5
D6D
21
multiplexed input for the DACs; bit 6
D7D
22
multiplexed input for the DACs; bit 7
D8D
23
multiplexed input for the DACs; bit 8
D9D
24
multiplexed input for the DACs; bit 9
DGND2
25
digital ground 2
CLKD
26
transmission block clock
STDBYD
27
power standby for the DAC part (active HIGH)
DGND1
28
digital ground 1
STDBYA
29
power standby for the ADC part (active HIGH)
CLKA
30
reception block clock
VCCD1
31
digital supply voltage 1 for ADC part (5 V)
OE
32
ADCs digital output enable (3-state output); (active LOW)
OGND
33
input/output ground
D0A
34
I and Q digital outputs; bit 0
D1A
35
I and Q digital outputs; bit 1
D2A
36
I and Q digital outputs; bit 2
D3A
37
I and Q digital outputs; bit 3
D4A
38
I and Q digital outputs; bit 4
D5A
39
I and Q digital outputs; bit 5
D6A
40
I and Q digital outputs; bit 6
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