IS25LD020-JKLE ISSI, IS25LD020-JKLE Datasheet - Page 11

• Manufacturer Part Number: IS25LD020-JKLE
• Description: Flash 2M 2.3-3.6V 100Mhz Serial Flash
• Manufacturer: ISSI

Specifications of IS25LD020-JKLE

• Rohs: yes
• Data Bus Width: 8 bit
• Memory Type: Flash
• Memory Size: 2 Mbit
• Architecture: Uniform
• Timing Type: Synchronous
• Interface Type: SPI
• Supply Voltage - Max: 3.6 V
• Supply Voltage - Min: 2.3 V
• Maximum Operating Current: 15 mA
• Operating Temperature: - 40 C to + 105 C
• Mounting Style: SMD/SMT
• Package / Case: WSON-8
• Organization: 256 K x 8

DEVICE OPERATION (CONTINUED)
JEDEC ID READ COMMAND (READ PRODUCT IDENTIFICATION BY JEDEC ID)
OPERATION
The JEDEC ID READ instruction allows the user to read the
manufacturer and product ID of devices. Refer to Table 11
Product Identification for pFlash Manufacturer ID and Device
ID. After the JEDEC ID READ command is input, the second
Manufacturer ID (7Fh) is shifted out on SO with the MSB first,
Figure 4. Read Product Identification by JEDEC ID READ Sequence
CE#
Integrated Silicon Solution, Inc.- www.issi.com
Rev. D
2/12/2013
SCK
SO
SI
0
HIGH IMPEDANCE
INSTRUCTION
1001 1111b
7
8
Manufacture ID2
Manufacturer ID1
15
followed by the first Manufacturer ID (9Dh) and the Device ID
(22h, in the case of the IS25LD020), each bit shifted out
during the falling edge of SCK. If CE# stays low after the last
bit of the Device ID is shifted out, the Manufacturer ID and
Device ID will loop until CE# is pulled high.
16
Manufacture ID1
Device ID1
23 24
IS25CD512/010
Device ID2
IS25LD020
31
11