Rainbow Electronics ADC1175 - Manual (Page 5)

Absolute Maximum Ratings
(Note 1)
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
AV
DD
, DV
DD
6.5V
Voltage on Any Pin −0.3V to 6.5V
V
RT
, V
RB
AV
SS
to AV
DD
CLK, OE Voltage −0.5 to (AV
DD
+ 0.5V)
Digital Output Voltage DV
SS
to DV
DD
Input Current (Note 3) ± 25mA
Package Input Current
(Note 3) ± 50mA
Package Dissipation at 25˚C (Note 4)
ESD Susceptibility (Note 5)
Human Body Model 2000V
Machine Model 200V
Soldering Temp., Infrared, 10
sec. (Note 6) 300˚C
Storage Temperature −65˚C to +150˚C
Operating Ratings
(Notes 1, 2)
Temperature Range −20˚C ≤ T
A
≤ +75˚C
AV
DD
, DV
DD
+4.75V to +5.25V
AV
DD
− DV
DD
< 0.5V
|AV
SS
-DV
SS
| 0V to 100 mV
V
RT
1.0V to V
DD
V
RB
0V to 4.0V
V
RT
-V
RB
1V to 2.8V
V
IN
Voltage Range V
RB
to V
RT
Converter Electrical Characteristics
The following specifications apply for AV
DD
= DV
DD
= +5.0V
DC
, OE = 0V, V
RT
= +2.6V, V
RB
= 0.6V, C
L
= 20 pF,
f
CLK
= 20MHz at 50% duty cycle. Boldface limits apply for T
A
= T
MIN
to T
MAX
; all other limits T
A
= 25˚C (Notes 7, 8)
Symbol Parameter Conditions
Typical
(Note 9)
Limits
(Note 9)
Units
DC Accuracy
INL Integral Non Linearity f
CLK
= 20 MHz ± 0.5 ± 1.3 LSB( max)
INL Integral Non Linearity f
CLK
= 30 MHz ± 1.0 LSB( max)
DNL Differential Non Linearity f
CLK
= 20 MHz ± 0.35 ± 0.75 LSB( max)
DNL Differential Non Linearity f
CLK
= 30 MHz ± 1.0 LSB( max)
Missing Codes 0 (max)
E
OT
Top Offset −24 mV
E
OB
Bottom Offset +37 mV
Video Accuracy
DP Differential Phase Error
f
in
= 4.43 MHz sine wave,
f
CLK
= 17.7 MHz
0.5 Degree
DG Differential Gain Error
f
in
= 4.43 MHz sine wave,
f
CLK
= 17.7 MHz
0.4 %
Analog Input and Reference Characteristics
V
IN
Input Range 2.0
V
RB
V
RT
V(min)
V(max)
C
IN
V
IN
Input Capacitance V
IN
= 1.5V + 0.7Vrms
(CLK LOW) 4
pF
(CLK HIGH) 11
R
IN
R
IN
Input Resistance > 1 M Ω
BW Analog Input Bandwidth 120 MHz
R
RT
Top Reference Resistor 360 Ω
R
REF
Reference Ladder Resistance V
RT
to V
RB
300
200 Ω(min)
400 Ω(max)
R
RB
Bottom Reference Resistor 90
Ω
I
REF
Reference Ladder Current
V
RT
=V
RTS
, V
RB
=V
RBS
7
4.8 mA (min)
9.3 mA(max)
V
RT
=V
RTS
,V
RB
=AV
SS
8
5.4 mA (min)
10.5 mA(max)
ADC1
175
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