AD9780 Analog Devices, AD9780 Datasheet - Page 4

• Manufacturer Part Number: AD9780
• Description: Dual 12-Bit, LVDS Interface 500 MSPS DAC
• Manufacturer: Analog Devices

Specifications of AD9780

• Resolution (bits): 12bit
• Dac Update Rate: 500MSPS
• Dac Settling Time: n/a
• Max Pos Supply (v): +3.47V
• Single-supply: No
• Dac Type: Current Out
• Dac Input Format: LVDS,Par

AD9780/AD9781/AD9783
DIGITAL SPECIFICATIONS
T
otherwise noted.
Table 2.
Parameter
DAC CLOCK INPUT (CLKP, CLKN)
SERIAL PERIPHERAL INTERFACE (CMOS INTERFACE)
DIGITAL INPUT DATA (LVDS INTERFACE)
AC SPECIFICATIONS
T
otherwise noted.
Table 3.
Parameter
SPURIOUS FREE DYNAMIC RANGE (SFDR)
TWO-TONE INTERMODULATION DISTORTION (IMD)
ONE-TONE NOISE SPECTRAL DENSITY (NSD)
W-CDMA ADJACENT CHANNEL LEAKAGE RATIO (ACLR),
MIN
MIN
SINGLE CARRIER
Peak-to-Peak Voltage at CLKP and CLKN
Common-Mode Voltage
Maximum Clock Rate
Maximum Clock Rate (SCLK)
Minimum Pulse Width High
Minimum Pulse Width Low
Input Voltage Range, V
Input Differential Threshold, V
Input Differential Hysteresis, V
Input Differential Input Impedance, R
Maximum LVDS Input Rate (per DAC)
f
f
f
f
f
f
f
f
f
f
f
f
f
f
f
f
DAC
DAC
DAC
DAC
DAC
DAC
DAC
DAC
DAC
DAC
DAC
DAC
DAC
DAC
DAC
DAC
to T
to T
= 500 MSPS, f
= 500 MSPS, f
= 500 MSPS, f
= 500 MSPS, f
= 500 MSPS, f
= 500 MSPS, f
= 500 MSPS, f
= 500 MSPS, f
= 500 MSPS, f
= 500 MSPS, f
= 500 MSPS, f
= 500 MSPS, f
= 491.52 MSPS, f
= 491.52 MSPS, f
= 491.52 MSPS, f
= 491.52 MSPS, f
MAX
MAX
, AVDD33 = 3.3 V, DVDD33 = 3.3 V, DVDD18 = 1.8 V, CVDD18 = 1.8 V, I
, 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
OUT
= 20 MHz
= 120 MHz
= 380 MHz (Mix Mode)
= 480 MHz (Mix Mode)
= 20 MHz
= 120 MHz
= 380 MHz (Mix Mode)
= 480 MHz (Mix Mode)
= 40 MHz
= 120 MHz
= 380 MHz (Mix Mode)
= 480 MHz (Mix Mode)
IA
= 20 MHz
= 80 MHz
= 411.52 MHz
= 471.52 MHz
or V
IB
IDTH
IDTHH
to V
IN
IDTHL
Rev. A | Page 4 of 36
Min
AD9780
Typ
79
67
55
58
91
80
69
60.5
−157
−154.5
−153
−152
−81
−80
−71
−69
Max
OUTFS
OUTFS
Min
Min
300
800
−100
80
400
500
500
= 20 mA maximum sample rate, unless
= 20 mA, maximum sample rate, unless
AD9781
Typ
78
66
58
62
93
75
70
61.5
−162
−156.5
−153
−152
−82.5
−82.5
−68
−69
Typ
800
400
20
Max
Min
Max
1600
500
40
12.5
12.5
1600
+100
120
AD9783
Typ
80
68
62
59
86
79
64
66
−165
−157
−154
−153
−82
−81
−69
−70
Max
Unit
mV
mV
MSPS
MHz
ns
ns
mV
mV
mV
Ω
MSPS
Unit
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc