HY27US08121M Datasheet, PDF (4/43 Pages) Hynix Semiconductor – 512Mbit (64Mx8bit / 32Mx16bit) NAND Flash

HY27SS(08/16)121M Series
HY27US(08/16)121M Series
512Mbit (64Mx8bit / 32Mx16bit) NAND Flash
Vcc
I/O8-I/O15, x16
CE
I/O0-I/O7, x8/x16
RE
WE
NAND
Flash
RB
ALE
CLE
WP
Vss
Figure 1: Logic Diagram
I/O_8-15
I/O_0-7
ALE
CLE
CE
RE
RB
WE
WP
VCC
VSS
NC
DU
Data Input/Outputs for x16 Device
Data Input/Output, Address Inputs, or Com-
mand Inputs for x8 and x16 device
Address Latch Enable
Command Latch Enable
Chip Enable
Read Enable
Read/Busy (open-drain output)
Write Enable
Write Protect
Supply Voltage
Ground
Not Connected Internally
Do Not Use
Table 1: Signal Name
Address
Register/Counter
ALE
CLE
WE
CE
WP
RE
Command
Interface
Logic
Command Register
P/E/R
Controller,
High Voltage
Generator
NAND Flash
Memory Array
Page Buffer
Cache Register
Y Decoder
Rev 0.6 / Oct. 2004
I/O Buffers &
Latches
RB
I/O0-I/O7, x8/x16
I/O8-I/O15, x16
Figure 2. LOGIC BLOCK DIAGRAM
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