AD9776A Analog Devices, AD9776A Datasheet - Page 8

• Manufacturer Part Number: AD9776A
• Description: Dual 12-Bit, 1 GSPS, Digital-to-Analog Converter
• Manufacturer: Analog Devices

Specifications of AD9776A

• Resolution (bits): 12bit
• Dac Update Rate: 1GSPS
• Dac Settling Time: n/a
• Max Pos Supply (v): +3.47V
• Single-supply: No
• Dac Type: Current Out
• Dac Input Format: Par

AD9776A/AD9778A/AD9779A
AC SPECIFICATIONS
T
otherwise noted.
Table 4.
Parameter
SPURIOUS-FREE DYNAMIC RANGE (SFDR)
TWO-TONE INTERMODULATION DISTORTION (IMD)
NOISE SPECTRAL DENSITY (NSD), EIGHT-TONE, 500 kHz
W-CDMA ADJACENT CHANNEL LEAKAGE RATIO (ACLR),
W-CDMA SECOND ADJACENT CHANNEL LEAKAGE RATIO
MIN
f
f
f
f
f
f
f
f
TONE SPACING
f
f
f
SINGLE CARRIER
f
f
(ACLR), SINGLE CARRIER
f
f
DAC
DAC
DAC
DAC
DAC
DAC
DAC
DAC
DAC
DAC
DAC
DAC
DAC
DAC
DAC
to T
= 100 MSPS, f
= 200 MSPS, f
= 400 MSPS, f
= 800 MSPS, f
= 200 MSPS, f
= 400 MSPS, f
= 400 MSPS, f
= 800 MSPS, f
= 200 MSPS, f
= 400 MSPS, f
= 800 MSPS, f
= 491.52 MSPS, f
= 491.52 MSPS, f
= 491.52 MSPS, f
= 491.52 MSPS, f
MAX
, AVDD33 = 3.3 V, DVDD33 = 3.3 V, DVDD18 = 1.8 V, CVDD18 = 1.8 V, I
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
= 20 MHz
= 50 MHz
= 70 MHz
= 70 MHz
= 50 MHz
= 60 MHz
= 80 MHz
= 100 MHz
= 80 MHz
= 80 MHz
= 80 MHz
= 100 MHz
= 200 MHz
= 100 MHz
= 200 MHz
Rev. B | Page 8 of 56
Min
AD9776A
Typ
82
81
80
85
87
80
75
75
−152
−155
−157.5
76
69
77.5
76
Max
Min
OUTFs
AD9778A
= 20 mA, maximum sample rate, unless
Typ
82
81
80
85
87
85
81
80
−155
−159
−160
78
73
80
78
Max
Min
AD9779A
Typ
82
82
80
87
91
85
81
81
−158
−160
−161
79
74
81
78
Max
Unit
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBm/Hz
dBm/Hz
dBm/Hz
dBc
dBc
dBc
dBc