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ST1335-CW4 データシート(PDF) 1 Page - STMicroelectronics |
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ST1335-CW4 データシート(HTML) 1 Page - STMicroelectronics |
1 / 3 page 1/3 DATA BRIEFING October 1999 Complete data available under NDA. ST1335, ST1336 ST1355 5-Contact Memory Card IC 272-bit EEPROM with Advanced Security Mechanisms s 5 V Single Supply Voltage s Counting Capability (two options) – up to 32767 (85 -1) – 8 times reloadable, up to 4095 (84-1) s Active Authentication Function (ST1335/1355) s Cipher Block Chaining Function (ST1355) s Memory Divided into : – 16 bits of Circuit Identification – 48 bits of Card Identification – 40 bits of Count Data – 16 bits for Validation Certificate – 24 bits of Transport Code – 64 bits of Issuer Data (ST1336) or Authentication Secret Key (ST1335/1355) – 32 bits of Anti-tearing Flags (optional) – 56 bits of User data (optionally not erasable) s 1 Million Erase/Write Cycle (minimum) s 10 Year Data Retention (minimum) s 3.5 ms Programming Time at 5 V (typical) s 500 µA Supply Current at 5 V (typical) s 250 µA Stand-by Current at 5 V (typical) DESCRIPTION The members of the ST1335/1336/1355 family are principally designed for use in prepaid Phonecard applications. Each is a 272-bit EEPROM device, with associated security logic and special fuses to control memory access. The memory is arranged as a matrix of 34 x 8 cells, accessed in a serial bit- wise fashion for reading and programming, and in a byte-wise fashion for internal erasing. An on-chip Figure 1. Logic Diagram AI03106b RST VCC ST1335 ST1336 ST1355 GND I/O CLK Table 1. Signal Names CLK Clock RST Reset I/O Data Input / Output VCC Supply Voltage GND Ground Micromodule (D10) Wafer Micromodule (D15) |
同様の部品番号 - ST1335-CW4 |
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同様の説明 - ST1335-CW4 |
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