参数资料
型号: AT45DB161B-TC-2.5
厂商: Atmel
文件页数: 1/33页
文件大小: 0K
描述: IC FLASH 16MBIT 20MHZ 28TSOP
标准包装: 234
格式 - 存储器: 闪存
存储器类型: DataFLASH
存储容量: 16M(4096 页 x 528 字节)
速度: 20MHz
接口: SPI 3 线串行
电源电压: 2.5 V ~ 3.6 V
工作温度: 0°C ~ 70°C
封装/外壳: 28-TSSOP(0.465",11.8mm 宽)
供应商设备封装: 28-TSOP
包装: 托盘
Features
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Single 2.5V - 3.6V or 2.7V - 3.6V Supply
Serial Peripheral Interface (SPI) Compatible
20 MHz Max Clock Frequency
Page Program Operation
– Single Cycle Reprogram (Erase and Program)
– 4096 Pages (528 Bytes/Page) Main Memory
Supports Page and Block Erase Operations
Two 528-byte SRAM Data Buffers – Allows Receiving of Data
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while Reprogramming of Nonvolatile Memory
Continuous Read Capability through Entire Array
– Ideal for Code Shadowing Applications
Low Power Dissipation
– 4 mA Active Read Current Typical
– 2 μA CMOS Standby Current Typical
Hardware Data Protection Feature
100% Compatible to AT45DB161
5.0V-tolerant Inputs: SI, SCK, CS, RESET and WP Pins
Commercial and Industrial Temperature Ranges
Green (Pb/Halide-free) Packaging Options
16-megabit
2.5-volt Only or
2.7-volt Only
DataFlash ?
Description
The AT45DB161B is a 2.5-volt or 2.7-volt only, serial interface Flash memory ideally
suited for a wide variety of digital voice-, image-, program code- and data-storage
AT45DB161B
Pin Configurations
TSOP Top View – Type 1
RDY/BUSY
1
28
NC
Pin Name
CS
SCK
SI
SO
WP
Function
Chip Select
Serial Clock
Serial Input
Serial Output
Hardware Page Write
RESET
WP
NC
NC
VCC
GND
NC
NC
NC
CS
SCK
SI
SO
2
3
4
5
6
7
8
9
10
11
12
13
14
27
26
25
24
23
22
21
20
19
18
17
16
15
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
Protect Pin
RESET
Chip Reset
SOIC
CBGA Top View
RDY/BUSY
Ready/Busy
GND
NC
1
2
28
27
VCC
NC
through Package
1 2 3 4 5
NC
CS
SCK
3
4
5
26
25
24
NC
WP
RESET
SI
SO
6
7
23
22
RDY/BUSY
NC
A
B
NC
NC
NC
NC
DataFlash Card
(1)
NC
NC
8
9
21
20
NC
NC
C
NC
SCK GND VCC
NC
Top View through Package
NC
NC
10
11
19
18
NC
NC
D
NC
NC
CS RDY/BSY WP NC
SO SI RESET NC
NC
12
17
NC
E
NC
13
16
NC
NC
NC
NC
NC
NC
7 6 5 4 3 2 1
NC
14
15
NC
CASON – Top View through Package
SI
SCK
RESET
1
2
3
8
7
6
SO
GND
VCC
Note:
1. See AT45DCB002 Datasheet.
CS
4
5
WP
Rev. 2224I–DFLSH–10/04
1
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