adc12ds105cisq National Semiconductor Corporation, adc12ds105cisq Datasheet - Page 8

• Manufacturer Part Number: adc12ds105cisq
• Description: Dual 12-bit, 105 Msps A/d Converter With Serial Lvds Outputs
• Manufacturer: National Semiconductor Corporation

www.national.com
DYNAMIC CONVERTER CHARACTERISTICS, A
FPBW
SNR
SFDR
ENOB
THD
H2
H3
SINAD
DIGITAL INPUT CHARACTERISTICS (CLK, PD_A,PD_B,SCSb,SPI_EN,SCLK,SDI,TEST,WAM,DLC)
V
V
I
I
C
DIGITAL OUTPUT CHARACTERISTICS (ORA,ORB,SDO)
V
V
+I
−I
C
POWER SUPPLY CHARACTERISTICS
Symbol
Symbol
IN(1)
IN(0)
IN(1)
IN(0)
OUT(1)
OUT(0)
IN
OUT
SC
SC
ADC12DS080 Dynamic Converter Electrical Characteristics
Unless otherwise specified, the following specifications apply: AGND = DRGND = 0V, V
f
other limits apply for T
ADC12DS080 Logic and Power Supply Electrical Characteristics
Unless otherwise specified, the following specifications apply: AGND = DRGND = 0V, V
f
limits apply for T
CLK
CLK
= 80 MHz, V
= 80 MHz, V
Logical “1” Input Voltage
Logical “0” Input Voltage
Logical “1” Input Current
Logical “0” Input Current
Digital Input Capacitance
Logical “1” Output Voltage
Logical “0” Output Voltage
Output Short Circuit Source Current
Output Short Circuit Sink Current
Digital Output Capacitance
Full Power Bandwidth
Signal-to-Noise Ratio
Spurious Free Dynamic Range
Effective Number of Bits
Total Harmonic Disortion
Second Harmonic Distortion
Third Harmonic Distortion
Signal-to-Noise and Distortion Ratio
A
CM
CM
= 25°C (Notes 8, 9)
= V
= V
A
Parameter
Parameter
CMO
CMO
= 25°C (Notes 8, 9)
, C
, C
L
L
= 5 pF/pin. Typical values are for T
= 5 pF/pin, . Typical values are for T
IN
V
V
V
V
I
I
V
V
OUT
OUT
-1 dBFS Input, −3 dB Corner
D
D
IN
IN
OUT
OUT
= -1dBFS
= 3.6V
= 3.0V
= 3.3V
= 0V
= −0.5 mA , V
= 1.6 mA, V
= 0V
= V
DR
f
f
f
f
f
f
f
8
f
f
IN
f
f
IN
f
f
IN
f
f
IN
f
f
IN
f
f
IN
f
f
IN
Conditions
Conditions
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
A
DR
= 170 MHz
= 170 MHz
= 170 MHz
= 170 MHz
= 170 MHz
= 170 MHz
= 170 MHz
= 25°C. Boldface limits apply for T
= 10 MHz
= 70 MHz
= 10 MHz
= 70 MHz
= 10 MHz
= 70 MHz
= 10 MHz
= 70 MHz
= 10 MHz
= 70 MHz
= 10 MHz
= 70 MHz
= 10 MHz
= 70 MHz
DR
A
= 1.8V
= 25°C. Boldface limits apply for T
= 1.8V
A
A
= V
= V
(Note 10)
DR
DR
Typical
(Note 10)
−100
Typical
71.2
11.5
11.3
71.1
69.8
67.7
−88
−85
−80
−95
−85
−90
−88
−83
1.0
70
68
90
88
83
11
= +3.0V, Internal V
= +3.0V, Internal V
−10
−10
10
10
5
5
MIN
Limits
MIN
≤
Limits
2.0
0.8
1.2
0.4
T
≤
A
≤
T
A
T
REF
REF
≤
MAX
T
(Limits)
(Note 2)
= +1.2V,
= +1.2V,
MAX
Units
dBFS
dBFS
dBFS
dBFS
dBFS
dBFS
dBFS
dBFS
dBFS
dBFS
dBFS
dBFS
dBFS
dBFS
dBFS
dBFS
dBFS
dBFS
. All other
GHz
(Limits)
V (max)
V (max)
Bits
Bits
Bits
V (min)
V (min)
Units
mA
mA
µA
µA
pF
pF
. All