Sharp LC-19LE320 Service Manual page 82

LC-19LE320, LC-22LE320, LC-26LE320, LC-32LE320, LC-37LE320, LC-42LE320
1.6. U4051 (HY27US08281A-TPIB 128MB TSOP48)
FEATURES SUMMARY
HIGH DENSITY NAND FLASH MEMORIES
- Cost effective solutions for mass storage applications
NAND INTERFACE
- x8 or x16 bus width.
- Multiplexed Address/ Data
- Pinout compatibility for all densities
SUPPLY VOLTAGE
- 3.3V device: VCC = 2.7 to 3.6V : HY27USXX281A
Memory Cell Array
= (512+16) Bytes x 32 Pages x 1,024 Blocks
= (256+8) Words x 32 pages x 1,024 Blocks
PAGE SIZE
- x8 device : (512 + 16 spare) Bytes
: HY27US08281A
- x16 device: (256 + 8 spare) Words
: HY27US16281A
BLOCK SIZE
- x8 device: (16K + 512 spare) Bytes
- x16 device: (8K + 256 spare) Words
PAGE READ / PROGRAM
- Random access: 10us (max.)
- Sequential access: 3.3V device: 50ns (min.)
- Page program time: 200us (typ.)
COPY BACK PROGRAM MODE
- Fast page copy without external buffering
FAST BLOCK ERASE
- Block erase time: 2ms (Typ.)
STATUS REGISTER
ELECTRONIC SIGNATURE
- Manufacturer Code
- Device Code
CHIP ENABLE DON'T CARE OPTION
- Simple interface with microcontroller
AUTOMATIC PAGE 0 READ AT POWER-UP OPTION
- Boot from NAND support
- Automatic Memory Download
SERIAL NUMBER OPTION
HARDWARE DATA PROTECTION
- Program/Erase locked during Power transitions
DATA INTEGRITY
- 100,000 Program/Erase cycles
- 10 years Data Retention
PACKAGE
- HY27US(08/16)281A-T(P)
: 48-Pin TSOP1 (12 x 20 x 1.2 mm)
- HY27US(08/16)281A-T (Lead)
- HY27US(08/16)281A-TP (Lead Free)
- HY27US(08/16)281A-S(P)
: 48-Pin USOP1 (12 x 17 x 0.65 mm)
82