adc12d800rfrb National Semiconductor Corporation, adc12d800rfrb Datasheet - Page 21

• Manufacturer Part Number: adc12d800rfrb
• Description: 12-bit, 1.6/1.0 Gsps Rf Sampling Adc
• Manufacturer: National Semiconductor Corporation

Analog Inputs
V
C
R
Common Mode Output
V
TC_V
V
C
Bandgap Reference
V
TC_V
C
IN_FSR
CMO
CMO_LVL
BG
IN
IN
L
L
TABLE 8. Analog Input/Output and Reference Characteristics
_V
_V
Symbol
CMO
BG
CMO
BG
Analog Differential Input Full Scale
Range
Analog Input Capacitance,
Non-DES Mode
Analog Input Capacitance,
DES Mode
Differential Input Resistance
Common Mode Output Voltage
Common Mode Output Voltage
Temperature Coefficient
V
DC-coupling Mode
Maximum V
Bandgap Reference Output
Voltage
Bandgap Reference Voltage
Temperature Coefficient
Maximum Bandgap Reference
load Capacitance
CMO
input threshold to set
Parameter
(Note
CMO
Load Capacitance
(Note
10)
10)
Non-Extended Control Mode
FSR Pin Low
FSR Pin High
Extended Control Mode
FM(14:0) = 0000h
FM(14:0) = 4000h (default)
FM(14:0) = 7FFFh
Differential
Each input pin to ground
Differential
Each input pin to ground
I
I
(Note
I
I
(Note
CMO
CMO
BG
BG
= ±100 µA
= ±100 µA
= ±100 µA
= ±100 µA
10)
10)
Conditions
21
(Note
(Note
11)
11)
ADC12D800RF ADC12D500RF
1000
0.02
0.08
1.25
0.63
1.25
Typ
600
800
600
800
100
1.6
2.2
38
32
1.15
1.35
1.15
1.35
Lim
530
670
730
870
80
80
1000
0.02
0.08
1.25
0.63
1.25
Typ
600
800
600
800
100
1.6
2.2
38
32
1.15
1.35
1.15
1.35
Lim
530
670
730
870
80
80
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(Limits)
Ω (max)
V (max)
V (max)
Ω (min)
ppm/°C
ppm/°C
V (min)
V (min)
mV
mV
mV
mV
mV
mV
mV
Units
(max)
(max)
(min)
(min)
pF
pF
pF
pF
pF
pF
V
P-P
P-P
P-P
P-P
P-P
P-P
P-P