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参数资料
| 型号： | AD6620ASZ-REEL |
| 厂商： | Analog Devices Inc |
| 文件页数： | 4/44页 |
| 文件大小： | 0K |
| 描述： | IC DGTL RCVR DUAL 67MSPS 80-PQFP |
| 标准包装： | 500 |
| 接口： | 并行/串行 |
| 电源电压： | 3 V ~ 3.6 V |
| 封装/外壳： | 80-BQFP |
| 供应商设备封装： | 80-PQFP（14x14） |
| 包装： | 带卷 (TR) |
| 安装类型： | 表面贴装 |
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AD6620
–12–
REV. A
Name
Type
Description
VDD
P
3.3 V Supply
VSS
G
Ground
CLK
I
Input Clock
RESET
I
Active Low Reset Pin
IN[15:0]
I
Input Data (Mantissa)
EXP[2:0]
I
Input Data (Exponent)
A/B
I
Channel (A/B) Select
SYNC_NCO
I/O
Sync Signal for NCO
SYNC_CIC
I/O
Sync Signal for CIC Stages
SYNC_RCF
I/O
Sync Signal for RCF
MODE
I
Sets Microport Mode: Mode 1, (MODE = 1), Mode 0, (MODE = 0)
A[2:0]
I
Microprocessor Interface Address
D[7.0]
I/O/T
Microprocessor Interface Data
DS or RD
I
Mode 1: Data Strobe Line, Mode 0: Read Signal
R/W or
WR
I
Read/Write Line (Write Signal)
CS
I
Chip Select, Enables the Chip for
P Access
DTACK or RDY
O
Acknowledgment of a Completed Transaction (Signals when
P Port Is Ready for an Access)
PAR/SER
I
Parallel/Serial Control Select (PAR = 1, SER = 0)
DVOUT
O
Data Valid Pin for the Parallel Output Data
A/BOUT
O
Signals to Which Channel the Output Belongs to (A = 1, B = 0)
I/QOUT
O
Signals Whether I or Q Data Is Present (I = 1, Q = 0)
TRST
I
Test Reset Pin
TCK
I
Test Clock Input
TMS
I
Test Mode Select Input
TDI
I
Test Data Input
TDO
I
Test Data Output
Pin Types: I = Input, O = Output, P = Power Supply, G = Ground, T = Three-state.
SHARED PINS
Parallel Outputs (PAR/SER = 1 at RESET)
Serial Port (PAR/SER = 0 at RESET)
Name
Type
Description
Name
Type
Description
OUT15
O
Parallel Output Data
SCLK
I/O
Serial Clock Input (SBM =0)
Serial Clock Output (SBM = 1)
OUT14
O
Parallel Output Data
SDI
I
Serial Data Input
OUT13
O
Parallel Output Data
SDO
O/T
Serial Data Output
OUT12
O
Parallel Output Data
SDFS
I/O
Serial Data Frame Sync Input (SBM = 0)
Serial Data Frame Sync Output (SBM = 1)
OUT11
O
Parallel Output Data
SDFE
O
Serial Data Frame End
OUT10
O
Parallel Output Data
SBM
I
Serial Bus Master (Master = 1, Cascade = 0)
OUT9
O
Parallel Output Data
WL1
I
Serial Port Word Length, Bit 1
OUT8
O
Parallel Output Data
WL0
I
Serial Port Word Length, Bit 0
OUT7
O
Parallel Output Data
AD
I
Append Data
OUT[6:4]
O
Parallel Output Data
NC
Unused, Do Not Connect
OUT3
O
Parallel Output Data
SDIV3
I
SCLK Divide Value, Bit 3
OUT2
O
Parallel Output Data
SDIV2
I
SCLK Divide Value, Bit 2
OUT1
O
Parallel Output Data
SDIV1
I
SCLK Divide Value, Bit 1
OUT0
O
Parallel Output Data (LSB)
SDIV0
I
SCLK Divide Value, Bit 0
Pin Types: I = Input, O = Output, P = Power Supply, G = Ground, T = Three-state.
PIN FUNCTION DESCRIPTIONS
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