参数资料
型号: MAX1841EUB+T
厂商: Maxim Integrated Products
文件页数: 7/8页
文件大小: 0K
描述: IC TRANS LEVEL SIM 10-UMAX
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 2,500
应用: 智能卡
接口: MICROWIRE?,QSPI?,串行,SPI?
电源电压: 1.4 V ~ 5.5 V,1.7 V ~ 5.5 V
封装/外壳: 10-TFSOP,10-MSOP(0.118",3.00mm 宽)
供应商设备封装: 10-µMAX
包装: 带卷 (TR)
安装类型: 表面贴装
MAX1840/MAX1841
Low-Voltage SIM/Smart Card
Level Translators in MAX
_______________________________________________________________________________________
7
0V/3V/5V for full compatibility with SIM/smart-card specifi-
cations. Figure 2 shows the charge pump for SIM card
applications. Alternatively, the MAX619 generates a regu-
lated 5V from input voltages as low as 2V.
SPI/QSPI/MICROWIRE Interface
The MAX1840/MAX1841 are also useful as 3V/5V level
shifters in SPI, QSPI, and MICROWIRE applications
(Figure 3). On the slave side, connect CLK to SCLK,
RST to CS, and IO to DOUT and DIN. The unidirectional
level shifters transfer chip select and clock signals to
the slave device(s), while the bidirectional level shifter
transfers data.
___________________Chip Information
TRANSISTOR COUNT: 211
VCC
SIM OR
SMART
CARD
SYSTEM
CONTROLLER
CLK
RST
IO
GND
IO
CLK
RST
OUT
GND
PGND
GND
VCC
DVCC
+3.0V
3.0V OR 5.0V
MAX1840
MAX1841
MAX1686
MAX1686H
SHDN*
SHDN
3/5
OPTIONAL
RIN
IN
CXN
CXP
CIN
OPTIONAL
DATA
DDRV*
SHDN FOR MAX1840 ONLY;
DDRV FOR MAX1841 ONLY.
*
Figure 2. Using MAX1840/MAX1841 and MAX1686/MAX1686H
Charge Pump for SIM Card Applications
VCC
SPI/QSPI/
MICROWIRE
SYSTEM
CONTROLLER
SCLK
CS
DOUT
DIN
GND
IO
CLK
RST
OUT
SET
PGND
GND
VCC
DVCC
+5.0V
+3.3V
MAX1840
MAX1841
MAX8867
MAX8860
SHDN*
SHDN
OPTIONAL
RIN
IN
CIN
OPTIONAL
DATA
DDRV*
SHDN FOR MAX1840 ONLY;
DDRV FOR MAX1841 ONLY.
*
Figure 3. MAX1840/MAX1841 with SPI/QSPI/MICROWIRE
Interfaces
相关PDF资料
PDF描述
MAX186AEPP+ IC ADC 12BIT SERIAL 20-DIP
MAX192ACPP+ IC ADC 10BIT SERIAL 20-DIP
MAX196AENI+ IC DAS 12BIT 6CH 28-DIP
MAX197AEAI+T IC DAS 12BIT SNGL 28-SSOP
MAX199BENI+ IC DAS 12BIT 8CH 28-DIP
相关代理商/技术参数
参数描述
MAX1842EEE 功能描述:直流/直流开关转换器 RoHS:否 制造商:STMicroelectronics 最大输入电压:4.5 V 开关频率:1.5 MHz 输出电压:4.6 V 输出电流:250 mA 输出端数量:2 最大工作温度:+ 85 C 安装风格:SMD/SMT
MAX1842EEE+ 功能描述:直流/直流开关调节器 1/2.7A 1MHz Step-Down RoHS:否 制造商:International Rectifier 最大输入电压:21 V 开关频率:1.5 MHz 输出电压:0.5 V to 0.86 V 输出电流:4 A 输出端数量: 最大工作温度: 安装风格:SMD/SMT 封装 / 箱体:PQFN 4 x 5
MAX1842EEE+T 功能描述:直流/直流开关调节器 1/2.7A 1MHz Step-Down RoHS:否 制造商:International Rectifier 最大输入电压:21 V 开关频率:1.5 MHz 输出电压:0.5 V to 0.86 V 输出电流:4 A 输出端数量: 最大工作温度: 安装风格:SMD/SMT 封装 / 箱体:PQFN 4 x 5
MAX1842EEE-T 功能描述:直流/直流开关转换器 RoHS:否 制造商:STMicroelectronics 最大输入电压:4.5 V 开关频率:1.5 MHz 输出电压:4.6 V 输出电流:250 mA 输出端数量:2 最大工作温度:+ 85 C 安装风格:SMD/SMT
MAX1842EEE-TG074 制造商:Rochester Electronics LLC 功能描述: 制造商:Maxim Integrated Products 功能描述: