参数资料
型号: TDA8758GBE
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: 27/28页
文件大小: 263K
代理商: TDA8758GBE
1996 Feb 01
8
Philips Semiconductors
Product specication
YC 8-bit low-power analog-to-digital video
interface
TDA8758
SEL1 AND SEL2 TTL INPUTS; see Table 1
VIL
LOW level input voltage
0
0.8
V
VIH
HIGH level input voltage
2.0
VCCD
V
IIL
LOW level input current
VI = 0.4 V
400
A
IIH
HIGH level input current
VI = 2.7 V
20
A
GATE A AND GATE B TTL INPUTS; see Figs 5 and 6
VIL
LOW level input voltage
0
0.8
V
VIH
HIGH level input voltage
2.0
VCCD
V
IIL
LOW level input current
VI = 0.4 V
400
A
IIH
HIGH level input current
VI = 2.7 V
20
A
AGC INPUT (PIN 13); see Fig.8
V13(min)
AGC voltage for minimum gain at
3dB
3.3
V
V13(max)
AGC voltage for maximum gain at +3 dB
3.75
V
I12
AGC output current
see Table 2
C-CHANNEL CLAMP INPUT (PIN 48)
V48
CLAMP voltage for code 128 output
3.45
V
I48
CLAMP output current
see Table 3
Y-CHANNEL CLAMP INPUT (PIN 7)
V7
CLAMP voltage for code 64 output
3.70
V
I7
CLAMP output current
see Table 3
Video amplier dynamic characteristics
α
ct
crosstalk between video inputs
(pins 2, 4, 6, 9 and 11)
VCCA = 4.75 to 5.25 V
63
55
dB
B
3 dB bandwidth
15
MHz
G
gain range
3
+3
dB
Gstab
gain stability as a function of:
supply voltage
fi = 4.43 MHz
0.5
%
supply voltage and temperature
6%
Analog-to-digital converter inputs
CLK INPUT (PIN 42)
VIL
LOW level input voltage
0
0.8
V
VIH
HIGH level input voltage
2.0
VCCD
V
IIL
LOW level input current
Vclk = 0.4 V
400
A
IIH
HIGH level input current
Vclk = 2.7 V
20
A
CI
input capacitance
fclk = 32 MHz
2
pF
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX.
UNIT
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