参数资料
型号: AD9735BBCZ
厂商: Analog Devices Inc
文件页数: 4/72页
文件大小: 0K
描述: IC DAC 12BIT 1.2GSPS 160-CSPBGA
产品培训模块: Data Converter Fundamentals
DAC Architectures
标准包装: 1
位数: 12
数据接口: 并联
转换器数目: 1
电压电源: 模拟和数字
功率耗散(最大): 550mW
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 160-LFBGA,CSPBGA
供应商设备封装: 160-CSPBGA(12x12)
包装: 托盘
输出数目和类型: 2 电流,单极
采样率(每秒): 1.2G
AD9734/AD9735/AD9736
Rev. A | Page 12 of 72
04862-115
A
B
C
D
E
F
DACCLK–
DACCLK+
G
H
J
K
L
M
NC
N
P
14
13
12
11
10
8
7
6
3
2
19
5
4
NC
DB8
DB9
DB10
DB11 (MSB)
DB7
DB6
DB5
DB4
DATACLK_
IN
DB3
DATACLK_
OUT
DB2
DB1
DB0
(LS
B
)
Figure 3. AD9735 Digital LVDS Input, Clock I/O (Top View)
Table 7. AD9735 Pin Function Descriptions
Pin No.
Mnemonic
Description
A1, A2, A3, B1, B2, B3, C1, C2, C3, D2, D3
CVDD18
1.8 V Clock Supply.
A4, A5, A6, A9, A10, A11, B4, B5, B6, B9,
B10, B11, C4, C5, C6, C9, C10, C11, D4, D5,
D6, D9, D10, D11
AVSS
Analog Supply Ground.
A7, B7, C7, D7
IOUTB
DAC Negative Output. 10 mA to 30 mA full-scale output current.
A8, B8, C8, D8
IOUTA
DAC Positive Output. 10 mA to 30 mA full-scale output current.
A12, A13, B12, B13, C12, C13, D12, D13
AVDD33
3.3 V Analog Supply.
A14
DNC
Do Not Connect.
B14
I120
Nominal 1.2 V Reference. Tie to analog ground via 10 kΩ resistor to
generate a 120 μA reference current.
C14
VREF
Band Gap Voltage Reference I/O. Tie to analog ground via 1 nF
capacitor; output impedance approximately 5 kΩ.
D1, E2, E3, E4, F2, F3, F4, G1, G2, G3, G4
CVSS
Clock Supply Ground.
D14
IPTAT
Factory Test Pin; Output current, proportional to absolute
temperature, is approximately 10 μA at 25°C with a slope of
approximately 20 nA/°C.
E1, F1
DACCLK/DACCLK+
Negative/Positive DAC Clock Input (DACCLK).
E11, E12, F11, F12, G11, G12
AVSS
Analog Supply Ground Shield. Tie to AVSS at the DAC.
E13
IRQ/UNSIGNED
If PIN_MODE = 0, IRQ: Active low open-drain interrupt request
output, pull up to DVDD33 with 10 kΩ resistor.
If PIN_MODE = 1, UNSIGNED: Digital input pin where 0 = twos
complement input data format, 1 = unsigned.
E14
RESET/PD
If PIN_MODE = 0, RESET: 1 resets the AD9735.
If PIN_MODE = 1, PD: 1 puts the AD9735 in the power-down state.
F13
CSB/2×
See the Serial Peripheral Interface section and the Pin Mode
Operation section for pin description.
F14
SDIO/FIFO
See the Pin Mode Operation section for pin description.
G13
SCLK/FSC0
See the Pin Mode Operation section for pin description.
G14
SDO/FSC1
See the Pin Mode Operation section for pin description.
H1, H2, H3, H4, H11, H12, H13, H14, J1, J2,
J3, J4, J11, J12, J13, J14
DVDD18
1.8 V Digital Supply.
K1, K2, K3, K4, K11, K12, L2, L3, L4, L5, L6,
L9, L10, L11, L12, M3, M4, M5, M6, M9,
M10, M11, M12
DVSS
Digital Supply Ground.
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