HY27UA1G1M Hynix Semiconductor, HY27UA1G1M Datasheet - Page 4

• Manufacturer Part Number: HY27UA1G1M
• Description: 1Gbit (128Mx8bit / 64Mx16bit) NAND Flash Memory
• Manufacturer: Hynix Semiconductor

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Rev 0.5 / Oct. 2004
ALE
CLE
RE
WE
WP
CE
ALE
CLE
WE
WP
RE
CE
Figure 1: Logic Diagram
NAND
Flash
Command Register
Register/Counter
Vcc
Vss
Command
Interface
Address
Logic
I/O8-I/O15, x16
I/O0-I/O7, x8/x16
Figure 2. LOGIC BLOCK DIAGRAM
RB
1Gbit (128Mx8bit / 64Mx16bit) NAND Flash
RB
High Voltage
Controller,
Generator
P/E/R
I/O
I/O
VCC
VSS
ALE
CLE
WE
WP
RB
NC
DU
CE
RE
8-15
0-7
HY27UA(08/16)1G1M Series
HY27SA(08/16)1G1M Series
Table 1: Signal Name
Data Input/Output, Address Inputs, or Com-
I/O0-I/O7, x8/x16
Cache Register
I/O8-I/O15, x16
I/O Buffers &
mand Inputs for x8 and x16 device
Data Input/Outputs for x16 Device
Page Buffer
Memory Array
Y Decoder
Read/Busy (open-drain output)
NAND Flash
Latches
Not Connected Internally
Command Latch Enable
Address Latch Enable
Supply Voltage
Write Protect
Write Enable
Read Enable
Chip Enable
Do Not Use
Ground
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