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参数资料
| 型号： | TDA8798HLBD |
| 厂商： | NXP SEMICONDUCTORS |
| 元件分类： | ADC |
| 英文描述： | DUAL 1-CH 8-BIT PROPRIETARY METHOD ADC, PARALLEL ACCESS, PQFP64 |
| 封装： | PLASTIC, SOT-314-2, LQFP-64 |
| 文件页数： | 26/26页 |
| 文件大小： | 262K |
| 代理商： | TDA8798HLBD |
1999 Sep 16
9
Philips Semiconductors
Objective specication
Dual 8-bit, 100 Msps A/D converter with
DPGA
TDA8798
Table 2
Abbreviations
Table 3
TE truth table
Table 4
SR truth table
Table 5
DPGAEN truth table
Table 6
Gain Control
SYMBOL
DESCRIPTION
GCR1
DPGA1 gain control register value
GCR2
DPGA2 gain control register value
SISR
Serial interface shift register value
X
can be either logic state 0 or logic
state 1
rising edge
falling edge
U
can be either undened logic state X
rising edge or falling edge
Di
Data input
TE
ADC TRACK-AND-HOLD
0
track-and-hold enabled
1
track enabled
SR
ADC DIGITAL OUTPUT SLEW RATE
0
maximum
1
minimum
DPGAEN
DPGA FUNCTIONALITY
0
enabled
1
disabled
GAIN CONTROL
REGISTER VALUE
GAIN (dBV)
000000
0.00
000001
0.54
000010
1.08
...
111110
33.46
111111
34.00
LIMITING VALUES
In accordance with the Absolute Maximum Rating System (IEC 134).
SYMBOL
PARAMETER
CONDITIONS
MIN.
MAX.
UNIT
VDDA
analog supply voltage
0.3
+7.0
V
VDDD
digital supply voltage
0.3
+7.0
V
VDDO
output stage supply voltage
0.3
+7.0
V
DDX
supply voltage differences between
VDDA and VDDD
1.0
+1.0
V
VDDO and VDDD
1.0
+1.0
V
VDDA and VDDO
1.0
+1.0
V
Vi(VIN)
input voltage range on VIN1 and VIN2
(pins 10 and 7)
referenced to VSSA
0.3
+7.0
V
IO
output current
10
mA
Tstg
storage temperature
55
+150
°C
Tamb
ambient temperature
0
70
°C
Tj
junction temperature
104
°C
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