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M40Z300WMH1TR中文资料PDF规格书
M40Z300WMH1TR规格书详情
Description
The M40Z300/W NVRAM supervisor is a self-contained device which converts a standard low-power SRAM into a non-volatile memory. A precision voltage reference and comparator monitors the VCC input for an out-of-tolerance condition.
Features
■ Converts low power SRAM into NVRAMs
■ Precision power monitoring and power
switching circuitry
■ Automatic WRITE-protection when VCC is outof-tolerance
■ Two-input decoder allows control for up to
8 SRAMs (with 2 devices active in parallel)
■ Choice of supply voltages and power-fail
deselect voltages:
– M40Z300:
VCC = 4.5 V to 5.5 V
THS = VSS: 4.5 V ≤ VPFD ≤ 4.75 V
THS = VOUT: 4.2 V ≤ VPFD ≤ 4.5 V
– M40Z300W:
VCC = 3.0 V to 3.6 V
THS = VSS: 2.8 V ≤ VPFD ≤ 3.0 V
VCC = 2.7 V to 3.3 V
THS = VOUT: 2.5 V ≤ VPFD ≤ 2.7 V
■ Reset output (RST) for power on reset
■ Battery low pin (BL)
■ Less than 12 ns chip enable access
propagation delay (for 5.0 V device)
■ Packaging includes a 28-lead SOIC and
SNAPHAT® top (to be ordered separately), or
A 16-lead SOIC
■ SOIC package provides direct connection for a
SNAPHAT top which contains the battery
■ RoHS compliant
– Lead-free second level interconnect
产品属性
- 型号:
M40Z300WMH1TR
- 制造商:
STMICROELECTRONICS
- 制造商全称:
STMicroelectronics
- 功能描述:
NVRAM CONTROLLER for up to EIGHT LPSRAM
供应商 | 型号 | 品牌 | 批号 | 封装 | 库存 | 备注 | 价格 |
---|---|---|---|---|---|---|---|
ST(意法) |
2002 |
SOP28 |
65000 |
原装正品假一罚万 |
询价 | ||
STM |
22+ |
SOH28 |
2568 |
原装优势!绝对公司现货 |
询价 | ||
ST/意法 |
22+ |
SOP-28 |
3000 |
原装正品,支持实单 |
询价 | ||
ST/意法 |
21+ |
SOP28 |
2000 |
百域芯优势 实单必成 可开13点增值税发票 |
询价 | ||
ST |
22+ |
SOP28 |
8700 |
原装现货 |
询价 | ||
ST/意法 |
2022+ |
SOP28 |
2000 |
原厂代理 终端免费提供样品 |
询价 | ||
STM |
23+ |
2800 |
正品原装货价格低qq:2987726803 |
询价 | |||
ST |
2003+ |
SOP-28 |
220 |
询价 | |||
STM |
20+ |
40 |
全新现货热卖中欢迎查询 |
询价 | |||
ST/意法 |
22+ |
SOP28 |
354000 |
询价 |