ltc1555l Linear Technology Corporation, ltc1555l Datasheet
ltc1555l
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ltc1555l Summary of contents
Page 1
... DATA I DDRV 2 N – GND LTC1555L Level Translator U pin. IN SIM CLK RST OUTPUT VOLTAGE MODES I 10mA VCC * = ACTUAL V WILL CC DEPEND ON OUTPUT GND CURRENT IN THIS MODE ...
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... 2.7V < V < Shorted to GND ORDER PART NUMBER 16 CLK 15 RST LTC1555LEGN 14 I PART MARKING – GND 1555L = 150 C 1.425V to 4.4V, controller digital pins tied to CC MIN TYP MAX 2 ...
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... CC Note 1: Absolute Maximum Ratings are those values beyond which the life of a device may be impaired. Note 2: The LTC1555LEGN is guaranteed to meet performance specifications from Specifications over the – The denotes the specifications which apply over the full operating = 25 C ...
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... Supply Voltage for Controller Side Digital CC Input/Output Pins (typically 3V). May be between 1.425V and 4.4V. The DV shutdown for further reduction in battery current. When DV drops below 1.2V, the charge pump is disabled and CC the LTC1555L goes into shutdown mode regardless of the signals on the M0-M1 pins DVCC DVCC 20 F ...
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... C1 LTC1555L STEP-UP/ STEP-DOWN CHARGE PUMP M1 DC/DC CONVERTER UVLO DV CC RIN RST CIN 20k 10k DATA 1 A DDRV GND LTC1555L with respect Output. Should be connected CC contact. The V output voltage is deter discharged OUT 2.2 F RST SIM CLK CLK ...
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... SIM and the controller. V Voltage Regulator CC The regulator section of the LTC1555L (refer to Block Diagram) consists of a buck/boost charge pump DC/DC converter. The charge pump can operate over a wide input voltage range (2.6V to 6V) while maintaining a regulated V output ...
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... However, no responsibility is assumed for its use. Linear Technology Corporation makes no represen- tation that the interconnection of its circuits as described herein will not infringe on existing patent rights forces the LTC1555L into shutdown mode regardless of the status of the M0-M1 pins. 10kV ESD Protection All pins that connect to the SIM (CLK, RST, I/O, V ...
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... Smart Card Interface LTC1756 Smart Card Interface LTC1986 3V/5V SIM Power Supply in SOT-23 Linear Technology Corporation 8 1630 McCarthy Blvd., Milpitas, CA 95035-7417 (408) 432-1900 FAX: (408) 434-0507 www.linear-tech.com GSM Cellular Telephone SIM Interface V 1.425V TO 4.4V LTC1555L 2. CIN CLK 2 15 RIN RST 3 14 ...