AD9230 Analog Devices, AD9230 Datasheet - Page 11

• Manufacturer Part Number: AD9230
• Description: 12-Bit, 170 MSPS/210 MSPS/250 MSPS, 1.8 V Analog-to-Digital Converter
• Manufacturer: Analog Devices

Specifications of AD9230

• Resolution (bits): 12bit
• # Chan: 1
• Sample Rate: 250MSPS
• Interface: LVDS,Par
• Analog Input Type: Diff-Uni
• Ain Range: 1.25 V p-p
• Adc Architecture: Pipelined
• Pkg Type: CSP

Table 8. Double Data Rate Mode Pin Function Descriptions
Pin No.
30, 32 to 34, 37 to 39,
41 to 43, 46
7, 24, 47
0
8, 23, 48
35
36
40
44
45
31
28
25
26
27
29
49
50
51
52
53
54
55
56
1
2
3
4
5
6
Mnemonic
AVDD
DRVDD
AGND
DRGND
VIN+
VIN−
CML
CLK+
CLK−
RBIAS
RESET
SDIO/DCS
SCLK/DFS
CSB
PWDN
DCO−
DCO+
D0/D6−
D0/D6+
D1/D7−
D1/D7+
D2/D8−
D2/D8+
D3/D9−
D3/D9+
D4/D10−
D4/D10+
D5/D11−
D5/D11+
1
1
(MSB) D5/D11–
(MSB) D5/D11+
DNC = DO NOT CONNECT
1.8 V Digital Output Supply.
Clock Input—Complement.
Set Pin for Chip Bias Current. (Place 1% 10 kΩ resistor terminated to ground.) Nominally 0.5 V.
CMOS-Compatible Chip Reset (Active Low).
Chip Power-Down.
Description
1.8 V Analog Supply.
Analog Ground.
Digital Output Ground.
Analog Input—True.
Analog Input—Complement.
Common-Mode Output Pin. Enabled through the SPI, this pin provides a reference for the
optimized internal bias voltage for VIN+/VIN−.
Clock Input—True.
Serial Port Interface (SPI) Data Input/Output (Serial Port Mode); Duty Cycle Stabilizer Select
(External Pin Mode).
Serial Port Interface Clock (Serial Port Mode); Data Format Select Pin (External Pin Mode).
Serial Port Chip Select (Active Low).
Data Clock Output—Complement.
Data Clock Output—True.
D0/D6 Complement Output Bit (LSB).
D0/D6 True Output Bit (LSB).
D1/D7 Complement Output Bit.
D1/D7 True Output Bit.
D2/D8 Complement Output Bit.
D2/D8 True Output Bit.
D3/D9 Complement Output Bit.
D3/D9 True Output Bit.
D4/D10 Complement Output Bit.
D4/D10 True Output Bit.
D5/D11 Complement Output Bit (MSB).
D5/D11 True Output Bit (MSB).
D4/D10+
D4/D10–
DRGND
DRVDD
D3/D9–
D3/D9+
OR+
DNC
DNC
DNC
DNC
OR–
10
11
12
13
14
1
2
3
4
5
6
7
8
9
PIN 0 (EXPOSED PADDLE) = AGND
Figure 5. Double Data Rate
PIN 1
INDICATOR
Rev. 0 | Page 11 of 32
(Not to Scale)
AD9230
TOP VIEW
42 AVDD
41 AVDD
40 CML
39 AVDD
38 AVDD
37 AVDD
36 VIN–
35 VIN+
34 AVDD
33 AVDD
32 AVDD
31 RBIAS
30 AVDD
29 PWDN
AD9230