TDA8798HL Philips Semiconductors, TDA8798HL Datasheet - Page 9

• Manufacturer Part Number: TDA8798HL
• Description: Dual 8-bit/ 100 Msps A/D converter with DPGA
• Manufacturer: Philips Semiconductors

Philips Semiconductors
Table 2 Abbreviations
Table 3 TE truth table
LIMITING VALUES
In accordance with the Absolute Maximum Rating System (IEC 134).
1999 Sep 16
GCR1
GCR2
SISR
X
U
Di
V
V
V
V
I
T
T
T
O
V
stg
amb
j
DDA
DDD
DDO
i(VIN)
Dual 8-bit, 100 Msps A/D converter with
DPGA
SYMBOL
SYMBOL
DDX
TE
0
1
DPGA1 gain control register value
DPGA2 gain control register value
Serial interface shift register value
can be either logic state 0 or logic
state 1
rising edge
falling edge
can be either undefined logic state X
rising edge or falling edge
Data input
track-and-hold enabled
track enabled
analog supply voltage
digital supply voltage
output stage supply voltage
supply voltage differences between
input voltage range on VIN1 and VIN2
(pins 10 and 7)
output current
storage temperature
ambient temperature
junction temperature
V
V
V
DDA
DDO
DDA
ADC TRACK-AND-HOLD
and V
and V
and V
DESCRIPTION
PARAMETER
DDD
DDO
DDD
referenced to V
9
Table 4 SR truth table
Table 5 DPGAEN truth table
Table 6 Gain Control
DPGAEN
REGISTER VALUE
GAIN CONTROL
CONDITIONS
SR
0
1
0
1
000000
000001
000010
111110
111111
SSA
...
...
...
maximum
minimum
enabled
disabled
ADC DIGITAL OUTPUT SLEW RATE
DPGA FUNCTIONALITY
0.00
0.54
1.08
...
...
...
33.46
34.00
0
0.3
0.3
0.3
1.0
1.0
1.0
0.3
55
MIN.
Objective specification
GAIN (dBV)
+7.0
+7.0
+7.0
+1.0
+1.0
+1.0
+7.0
10
+150
70
104
MAX.
TDA8798
V
V
V
V
V
V
V
mA
C
C
C
UNIT