參數(shù)資料
型號: MAX1741EUB+
廠商: Maxim Integrated Products
文件頁數(shù): 12/12頁
文件大小: 0K
描述: IC TRANSLATOR LEVEL 10-UMAX
產(chǎn)品培訓(xùn)模塊: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
標(biāo)準(zhǔn)包裝: 50
應(yīng)用: 智能卡
接口: MICROWIRE?,QSPI?,串行,SPI?
電源電壓: 1.43 V ~ 5.5 V,2.25 V ~ 5.5 V
封裝/外殼: 10-TFSOP,10-MSOP(0.118",3.00mm 寬)
供應(yīng)商設(shè)備封裝: 10-µMAX
包裝: 管件
安裝類型: 表面貼裝
MAX1740/MAX1741
SIM/Smart Card Level Translators
in MAX
_______________________________________________________________________________________
9
est, which is then discharged into the test device
through a 1.5k
resistor.
Applications Information
SIM/Smart Card Interface
To provide 5V when interfacing with a 5V SIM/smart
card, 3V systems require a DC-DC converter. The
MAX1686H +5V regulating charge pump for SIM cards
provides 0V/3V/5V for full compatibility with SIM/smart
card specifications. Figure 4 shows the charge pump
for SIM card applications. Alternatively, the MAX619
generates a regulated 5V from input voltages as low as
2V.
SPI/QSPI/MICROWIRE Interface
The MAX1740/MAX1741 are also useful as 3V/5V level
shifters in SPI, QSPI, and MICROWIRE applications
(Figure 5). 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.
CHARGE-CURRENT
LIMIT RESISTOR
DISCHARGE
RESISTANCE
STORAGE
CAPACITOR
Cs
100pF
RC
1M
RD
1500
HIGH-
VOLTAGE
DC
SOURCE
DEVICE
UNDER
TEST
Figure 3a. Human Body ESD Test Model
IP 100%
90%
36.8%
tRL
TIME
tDL
CURRENT WAVEFORM
PEAK-TO-PEAK RINGING
(NOT DRAWN TO SCALE)
Ir
10%
0
AMPERES
Figure 3b. Human Body Model Current Waveform
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
MAX1740
MAX1741
MAX1686
MAX1686H
SHDN*
SHDN
3/5
OPTIONAL
RIN
IN
CXN
CXP
CIN
OPTIONAL
DATA
DDRV*
SHDN FOR MAX1740 ONLY
DDRV FOR MAX1741 ONLY
*
Figure 4. Using MAX1740/MAX1741 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
MAX1740
MAX1741
MAX8867
MAX8860
SHDN*
SHDN
OPTIONAL
RIN
IN
CIN
OPTIONAL
DATA
DDRV*
SHDN FOR MAX1740 ONLY
DDRV FOR MAX1741 ONLY
*
Figure 5. MAX1740/MAX1741 with SPI/QSPI/MICROWIRE
Interfaces
TRANSISTOR COUNT: 114
___________________Chip Information
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
MAX1741EUB+ 功能描述:轉(zhuǎn)換 - 電壓電平 SIM/Smart Card Level Translator RoHS:否 制造商:Micrel 類型:CML/LVDS/LVPECL to LVCMOS/LVTTL 傳播延遲時間:1.9 ns 電源電流:14 mA 電源電壓-最大:3.6 V 電源電壓-最小:3 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:MLF-8
MAX1741EUB+T 功能描述:轉(zhuǎn)換 - 電壓電平 SIM/Smart Card Level Translator RoHS:否 制造商:Micrel 類型:CML/LVDS/LVPECL to LVCMOS/LVTTL 傳播延遲時間:1.9 ns 電源電流:14 mA 電源電壓-最大:3.6 V 電源電壓-最小:3 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:MLF-8
MAX1741EUB-T 功能描述:轉(zhuǎn)換 - 電壓電平 RoHS:否 制造商:Micrel 類型:CML/LVDS/LVPECL to LVCMOS/LVTTL 傳播延遲時間:1.9 ns 電源電流:14 mA 電源電壓-最大:3.6 V 電源電壓-最小:3 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:MLF-8
MAX17428GTJ+ 功能描述:電壓模式 PWM 控制器 1-Phase Quick-PWM RoHS:否 制造商:Texas Instruments 輸出端數(shù)量:1 拓?fù)浣Y(jié)構(gòu):Buck 輸出電壓:34 V 輸出電流: 開關(guān)頻率: 工作電源電壓:4.5 V to 5.5 V 電源電流:600 uA 最大工作溫度:+ 125 C 最小工作溫度:- 40 C 封裝 / 箱體:WSON-8 封裝:Reel
MAX17428GTJ+G40 功能描述:電壓模式 PWM 控制器 1-Phase Quick-PWM RoHS:否 制造商:Texas Instruments 輸出端數(shù)量:1 拓?fù)浣Y(jié)構(gòu):Buck 輸出電壓:34 V 輸出電流: 開關(guān)頻率: 工作電源電壓:4.5 V to 5.5 V 電源電流:600 uA 最大工作溫度:+ 125 C 最小工作溫度:- 40 C 封裝 / 箱體:WSON-8 封裝:Reel