hn58x24512fpie Renesas Electronics Corporation., hn58x24512fpie Datasheet - Page 8

• Manufacturer Part Number: hn58x24512fpie
• Description: Two-wire Serial Interface 512k Eeprom 64-kword ?? 8-bit
• Manufacturer: Renesas Electronics Corporation.

HN58X24512I
Device Address (A0, A1)
Up to four devices can be addressed on the same bus by setting the levels on these pins to different
combinations. The levels on these pins are compared with the device address code which are inputted
thought the SDA pin. These device is selected if the compare is successfully done. These pins are
internally pulled down to V
Pin Connections for A0, A1
Memory size
512k bit
Note:
Write Protect (WP)
When the Write Protect pin (WP) is high, the write protection feature is enabled and operates as shown in
the following table. When the WP is low, write operation for all memory arrays are allowed. The read
operation is always activated irrespective of the WP pin status. When left unconnected, the WP input is
read as V
Write Protect Area
WP pin status
V
V
Rev.2.00, Dec.13.2004, page 8 of 17
IH
IL
1. “V
IL
are read as V
because the WP pin is internally pulled down to V
CC
Max connect
number
4
/V
SS
” means that device address pin should be connected to V
SS
, if left unconnected.
SS
. The device read these pins as low if unconnected.
Pin connection
A1
V
CC
/V
Write protect area
Full (512k bit)
Normal read/write operation
SS
*
1
A0
V
CC
SS
/V
.
SS
CC
or V
Note
SS
. The A1 and A0