AD9958BCPZ Analog Devices Inc, AD9958BCPZ Datasheet - Page 17

• Manufacturer Part Number: AD9958BCPZ
• Description: IC DDS DUAL 500MSPS DAC 56LFCSP
• Manufacturer: Analog Devices Inc

Specifications of AD9958BCPZ

• Design Resources: Low Jitter Sampling Clock Generator for High Performance ADCs Using AD9958/9858 and AD9515 (CN0109) Phase Coherent FSK Modulator (CN0186)
• Resolution (bits): 10 b
• Master Fclk: 500MHz
• Tuning Word Width (bits): 32 b
• Voltage - Supply: 1.71 V ~ 1.96 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 56-LFCSP
• Pll Type: Frequency Synthesis
• Frequency: 500MHz
• Supply Current: 105mA
• Supply Voltage Range: 1.71V To 1.89V
• Digital Ic Case Style: LFCSP
• No. Of Pins: 56
• Operating Temperature Range: -40°C To +85°C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: AD9958/PCBZ - BOARD EVALUATION FOR AD9958
• Lead Free Status / Rohs Status: Compliant

EQUIVALENT INPUT AND OUTPUT CIRCUITS
AVDD
REF_CLK
OSC
INPUT
Figure 31. REF_CLK/ REF_CLK Inputs
OSC INPUTS ARE DC-COUPLED.
Figure 29. CMOS Digital Inputs
1.5kΩ
NEED TO BE AC-COUPLED.
INTERNALLY BIASED AND
CHx_IOUT
DIODES MAY COUPLE
AVOID OVERDRIVING
DVDD_I/O = 3.3V
FORWARD BIASING
Figure 30. DAC Outputs
REF_CLK INPUTS ARE
DIGITAL NOISE ON
TERMINATE OUTPUTS
DIGITAL INPUTS.
Rev. A | Page 17 of 44
INTO AVDD. DO NOT
POWER PINS.
EXCEED VOLTAGE
COMPLIANCE OF
OUTPUTS.
AMP
Z
AVDD
Z
CHx_IOUT
1.5kΩ
OUTPUT
REF_CLK
OSC
AVDD
AD9958