参数资料
型号: TDA8758GBE-S
厂商: NXP SEMICONDUCTORS
元件分类: ADC
英文描述: 2-CH 8-BIT PROPRIETARY METHOD ADC, PARALLEL ACCESS, PQFP48
封装: PLASTIC, SOT-313-2, LQFP-48
文件页数: 4/28页
文件大小: 263K
代理商: TDA8758GBE-S
1996 Feb 01
12
Philips Semiconductors
Product specication
YC 8-bit low-power analog-to-digital video
interface
TDA8758
Table 2 AGC output current
Note
1. X = don't care.
Table 3 CLAMP output current
Note
1. X = don't care.
PWE
GATE A
DIGITAL
OUTPUT
IAGC
0
output
< 255
0
A
output
> 255
+540
A
0
1
output
< 0+8 A
0 < output < 255
8 A
output > 255
+540
A
10
X(1)
0
A
1
output
< 0+8 A
0 < output < 255
8 A
CLAMP
GATE B
DIGITAL
OUTPUT
ICLAMP
C
1
output
< 128
+54
A
output
> 128
54 A
X(1)
0X(1)
0
A
Y
1
output
< 64
+54
A
64 < output
54 A
Table 4 OFY and OFC input coding
Note
1. Use C
≥ 10 pF to DGND.
OFY (or OFC)
Y0 to Y7 (or C0 TO C7)
0
active, twos complement
1
high impedance
open circuit(1)
active, binary
Table 5 Output coding and ANOUTY (or ANOUTC) voltage (typical values)
STEP
VI
BINARY OUTPUTS
TWOS COMPLIMENT
D7
D6
D5
D4
D3
D2
D1
D0
D7
D6
D5
D4
D3
D2
D1
D0
Underow
0000000010000000
0
2.6
0000000010000000
1
0000000110000001
.
................
.
................
254
1111111001111110
255
3.6
1111111101111111
Overow
1111111101111111
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