IS66WVR4M8BLL-R104TLA2 datasheet(2/34 Pages) ISSI

2 / 34 page

IS66/67WVR4M8ALL/BLL

Integrated Silicon Solution, Inc.- www.issi.com

Rev. A1

06/03/2024

FEATURES

• Industry Standard Serial Interface

- SPI Protocol: 1-1-1 & 1-4-4 operation

- QPI protocol: 4-4-4 operation

- Low Signal Counts :6 Signal pins (CE#,

CLK, SIO0~SIO3)

• High Performance

- Clock Rate:

33MHz(max) for normal read

104MHz(max) for fast read

- Always Continuous Operation through

entire cell array (Wrap to 1st address after

last address)

- Drive Strength: 50 ohm

• Low Power Consumption

- Single 1.65V to 1.95V Voltage Supply

- Single 2.7V to 3.6V Voltage Supply

- 15 mA Max. Active QPI Mode Read

Current at 104MHz, 105°C

- 150 µA typ. Standby Current

• Hardware Features

CLK Input: Serial clock input

SIO0

– SIO3:

Serial Data Input or Serial Data Output

• Temperature Grades

Industrial: -40°C to +85°C

Auto (A1) Grade: -40°C to +85°C

Auto (A2) Grade: -40°C to +105°C

• Industry Standard PACKAGE

- K = 8-contact WSON 6x5mm

- T = 8-contact USON 4x3mm

- N = 8-pin SOIC 150mil

- KGD (Call Factory)

- Green Package (RoHS Compliant,

Halogen-Free) and TSCA Compliant

32Mb SerialRAM

1.8V/3.0V, 104MHz, Continuous Operation, SPI & QPI Protocol

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