hms88t1608l/16l may 2001 1/2 2001 hynix semiconductor inc. all right reserved. hms88t1608l/16l 8-bit cmos mcu based safeguarded smartcard ic with 8176/16384 bytes eeprom features ? extended voltage operation -v cc range: 2.7v ~ 5.5v ? 8 bit architecture cpu ? 16k bytes user rom, sector combinative ? 2.7k bytes system rom ? 384 bytes ram ? 8176/16384 bytes eeprom, sector combina- tive: - highly reliable cmos eeprom technology - 10 years data retention - 300,000 erase/write cycles endurance - protected one time programmable block (32 or 64 bytes) - 1 to 32 bytes block erase or write in a single cycle programming ? serial access, iso 7816-3 compatible ? standby mode for power saving ? up to 5 mhz internal operating frequency ? very high security features including eep- rom flash erase ? contact assignment compatible iso7816-2 ? esd protection greater than 5,000v ? 2 operating configurations - issuer - user ? meets gsm 11.11 and 11.12 specifications figure 1. pin configuration v cc supply voltage rst reset clk clock rfu reserved for future gnd ground i/o1 data input/output i/o2 data input/output(option) table 2. contact format c1 c2 c3 c4 c5 c6 c7 c8 v cc rst clk io2 gnd rfu io1 rfu (option) /v pp hms88t1608l/16l
hms88t1608l/16l 2/2 may 2001 2001 hynix semiconductor inc. all right reserved. introduction the hms88t1608l/16l, a member of the standard hms88t16xyz family, are a serial access microcon- trollers especially designed for very large volume and cost competitive smart cards applications. the hms88t1608l/16l are based on an 8 bit cpu core and include on chip memories: 384 bytes ram, 16k bytes rom, 8176/16384 bytes eeprom struc- tured in two main sectors to be used in different com- binations, as described below. reliability data related to the hms88t1608l/16l products manufactured using hynix 0.7 m m cmos eeprom technology guarantees data retention up to 10 years and endurance up to 300,000 erase/write cycles. as all the other hms88t16xyz family members, the hms88t1608l/16l are fully compatible with the iso standards for smart card applications. the hms88t1608l/16l can be delivered as: either in sawn or un-sawn 6inch wafers, 180 micron thickness as well as in micromodule package. figure 3. hms88t1608l/16l block diagram 8 bit cpu ram 384 bytes system rom user rom 16k bytes sector a sector b v pp generation eeprom 8176/16384 bytes sector combinative sector a sector b memory access control matrix internal bus serial i/os interface random number generator security logic i/o 2 i/o 1 clk rst v cc gnd 2.7k bytes
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