HN58X25128I/HN58X25256I
Features
• Single supply: 1.8 V to 5.5 V
• Serial peripheral interface (SPI bus)

SPI mode 0 (0,0), 3 (1,1)
• Clock frequency: 5 MHz (2.5 V to 5.5 V), 3 MHz (1.8 V to 5.5 V)
• Power dissipation:

Standby: 3 µA (max)

Active (Read): 4 mA (max)

Active (Write): 4 mA (max)
• Automatic page write: 64-byte/page
• Write cycle time: 5 ms (2.5 V min), 8 ms (1.8 V min)
• Endurance: 105 Cycles
• Data retention: 10 Years
• Small size packages: SOP-8pin and TSSOP-14pin
• Shipping tape and reel

TSSOP-14pin : 2,000 IC/reel

SOP-8pin : 2,500 IC/reel
• Temperature range: −40 to +85 °C
Ordering Information
Type No.
Internal organization Operating voltage Frequency
HN58X25128FPI 128-kbit (16834 × 8-bit) 1.8 V to 5.5 V
5 MHz
(2.5 V to 5.5 V)
HN58X25256FPI 256-kbit (32768 × 8-bit)
3 MHz
(1.8 V to 5.5 V)
HN58X25128TI 128-kbit (16834 × 8-bit) 1.8 V to 5.5 V
5 MHz
(2.5 V to 5.5 V)
HN58X25256TI 256-kbit (32768 × 8-bit)
3 MHz
(1.8 V to 5.5 V)
Package
150mil 8-pin plastic
SOP (FP-8DB)
14-pin plastic
TSSOP (TTP-14D)
Rev.1.00, Jun.20.2003, page 2 of 27