AD9239-250KITZ Analog Devices Inc, AD9239-250KITZ Datasheet - Page 17

• Manufacturer Part Number: AD9239-250KITZ
• Description: Quad 12 Bit 250 MSPS Serial ADC-Evl Brd
• Manufacturer: Analog Devices Inc

Specifications of AD9239-250KITZ

• Number Of Adc's: 4
• Number Of Bits: 12
• Sampling Rate (per Second): 250M
• Data Interface: Serial
• Inputs Per Adc: 1 Differential
• Input Range: 1.25 Vpp
• Power (typ) @ Conditions: 1.526W @ 250MSPS
• Voltage Supply Source: Single Supply
• Operating Temperature: -40°C ~ 85°C
• Utilized Ic / Part: AD9239
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

EQUIVALENT CIRCUITS
CLK+
Figure 37. Equivalent SCLK, PDWN, PGMx, RESET Input Circuit
VIN + x
VIN – x
PDWN,
RESET
PGMx,
SCLK,
CSB
Figure 38. Equivalent CSB Input Circuit
AVDD
Figure 36. Analog Inputs
AVDD
Figure 35. CLK± Inputs
10kΩ
175Ω
AVDD
1.2V
2kΩ
2kΩ
1kΩ
10kΩ
30kΩ
BUF
BUF
BUF
AVDD
26kΩ
AVDD
~1.4V
CLK–
Rev. B | Page 17 of 40
RBIAS
Figure 41. Equivalent RBIAS Input/Output Circuit
SDI/SDIO
Figure 40. Equivalent TEMPOUT Output Circuit
Figure 39. Equivalent SDI/SDIO Input Circuit
Figure 42. Equivalent VCMx Output Circuit
VCMx
AVDD
AVDD
250Ω
AVDD
175Ω
TEMPOUT
175Ω
100Ω
30kΩ
AD9239