Touch memory key

TM1990A-F5 key

  • Read only,fully compatible with DS1990A
  • Unique 64–bit serial number
  • Digital Identification by Momentary Contact
  • Low-cost electronic key for access control
  • Operating Voltage: 2.8 V – 6 V
  • Reading Time: <15 ms
  • Operating Temperature: -40°C – 85°C

RW1990 blank key

  • Rewritable, used to copy TM1990A
  • Original chips guarantee reliability and compatibility
  • Recommending the TMRF-2RW/TMRF-1RW for duplication

RW1990 leather key

  • Genuine leather
  • Rewritable, used to copy TM1990A
  • Original chips guarantee reliability and compatibility
  • Recommending the TMRF-2RW/TMRF-1RW for duplication

TM1990A-F5 key with iron ring

  • Designed for compatibility with magnetic readers
  • Thicker ring ensuring reliable adsorption force
  • The chrome plating surface ensureing beauty and durability

TM1990A-F5 key with patrol base

  • ABS material, anti-aging and corrosion-resistant

  • Pre-drilled mounting holes for easy installation.

TM1991 key

  • Fully compatiblie with original DS1991L-F5
  • Rewritable 1152 bits memory capacity

  • Memory is partitioned into 3 blocks of 384 bits each

  • 64-bit password and ID fields for each memory block

  • 512-bit scratchpad ensures data transfer integrity

RW2000 blank key

  • One time programmable
  • Used to copy Cyfral and Metakom keys

DS1961S-F5 key

  • 1128 bits of 5V EEPROM memory
  • 4  pages of 256 bits, a 64-bit write-only secret
  • Secret and data memory can be write-protected
  • On-chip, 512-bit SHA-1 engine to compute 160-bit MACs and generate secrets
  • Overdrive mode boosts communication speed to 125kbps

DS1971S-F5 key

  • 256-bit EEPROM
  • EEPROM organized as one 256-bit page
  • 64-bit one-time programmable application register is automatically write-protected after programming

DS1972S-F5 key

  • 1024 bits of EEPROM partitioned Into 4 Pages of 256 bits
  • Individual memory [ages can be permanently write protected or put in EPROM-emulation mode(“Write to 0”)
  • Switchpoint hysteresis and filtering to optimize performance in the presence of noise
  • IEC 1000-4-2 Level 4 ESD rotection (±8kV contact, ±15kV air, typical)

DS1973S-F5 key

  • 4096 bits EEPROM
  • Memory partitioned into 256-bit pages for packetizing data
  • 256-bit scratchpad ensures integrity of data transfer
  • Overdrive mode boosts communication speed to 142kbps

DS1982S-F5 key

  • 1024 bits EPROM
  • EPROM partitioned into four 256-bit pages
  • Each memory page can be permanently write protected to prevent tampering
  • Device is an “add only” memory where additional data can be programmed into EPROM without disturbing existing data