memory

W25Q64

Full part number: W25Q64JVSFIQ

Every spec below is cited to the manufacturer datasheet. Compare the closest alternatives, then ask the assistant what it means for your design.

00 — Overview

What the W25Q64 does

The W25Q64JV is a 64-Mbit serial flash memory supporting dual and quad SPI protocols. It operates at 3 V and offers SOIC, WSON, XSON, TFBGA, and WLCSP packages. Key parameters include 64 Mbit capacity, 3 V supply voltage, 100 MHz maximum clock speed, and 1.6 ms erase time. This memory is typically used for code storage, configuration data retention, and firmware updates in embedded systems requiring high density and low power consumption.

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Start building with W25Q64 → Every number above is cited straight from the datasheet — ask what they mean for your design, and the assistant answers from the same source documents.
01 — Key specifications

Datasheet parameters

Datasheet parameters for W25Q64
ParameterMinTypMaxConditionsSource
supply voltage range 3 V 3.6 V fR = 50MHz; 9.2 Operating Ranges Winbond datasheet, p. 60 — 9.2 Operating Ranges
operating temperature -40 °C 85 °C Industrial; 9.2 Operating Ranges Winbond datasheet, p. 60 — 9.2 Operating Ranges
clock frequency 133 MHz (03h); winbond Winbond datasheet, p. 64 — winbond
standby current 10 µA 50 µA /CS = VCC, VIN = GND or VCC; winbond Winbond datasheet, p. 62 — winbond
input capacitance 6 pF VIN = 0V(1); winbond Winbond datasheet, p. 62 — winbond
output capacitance 8 pF VOUT = 0V(1); winbond Winbond datasheet, p. 62 — winbond
rise time 5 ns 9.5 AC Measurement Conditions Winbond datasheet, p. 63 — 9.5 AC Measurement Conditions
memory size 64 Mbit Winbond datasheet, p. 5
data retention 20 year Winbond datasheet, p. 5
program erase cycles 100 kcycle Winbond datasheet, p. 5
page program time 400 µs 3 ms page; winbond Winbond datasheet, p. 65 — winbond
block erase time 150 ms 2 s (64kb); winbond Winbond datasheet, p. 65 — winbond
sector erase time 45 ms 400 ms (4kb); winbond Winbond datasheet, p. 65 — winbond
load capacitance 30 pF 9.5 AC Measurement Conditions Winbond datasheet, p. 63 — 9.5 AC Measurement Conditions
02 — Alternatives

Closest matches to W25Q64

W25Q128JV-IN 2.0× higher memory size, 1.6× lower supply voltage range, similar block erase time
W25Q32JV-IQ 1.9× lower memory size, similar block erase time, similar clock frequency
W25Q16JV-IQ 4.0× lower memory size, similar block erase time, similar clock frequency
W25Q20EW 1.8× lower supply voltage range, 1.3× lower clock frequency, 1.2× higher block erase time
W25Q256JVBIQ 4.0× higher memory size, 1.8× higher page program time, 1.1× higher sector erase time
W25Q80DVBYIG 8.0× lower memory size, 2.0× higher page program time, 1.3× lower clock frequency
GD25Q128EBIG 2.0× higher memory size, 1.4× higher standby current, 1.2× higher block erase time
GD25Q32EBIG 2.1× higher block erase time, 1.9× lower memory size, 1.2× higher page program time
03 — FAQ

Frequently asked questions

What is the block erase time for the W25Q64JVSFIQ at 64kb?

The block erase time is 150 ms.

What is the clock frequency for the W25Q64JVSFIQ when the command is 03h?

The clock frequency is 133 MHz for the W25Q64JVSFIQ when the command is 03h.

What is the data retention period for the W25Q64JVSFIQ?

The data retention is 20 year.

What is the input capacitance of the W25Q64JVSFIQ when VIN = 0V?

The input capacitance is 6 pF.

What is the load capacitance under 9.5 AC Measurement Conditions?

The load capacitance is 30 pF under 9.5 AC Measurement Conditions.

What is the memory size of the W25Q64JVSFIQ?

The memory size is 64 Mbit.

What is the operating temperature for the W25Q64JVSFIQ under Industrial conditions as defined in section 9.2 Operating Ranges?

The operating temperature is 85 °C.

What is the output capacitance of the W25Q64JVSFIQ when VOUT = 0V?

The output capacitance is 8 pF at VOUT = 0V.

What is the page program time for the W25Q64JVSFIQ?

The page program time is 400 µs.

What is the program erase cycle endurance for the W25Q64JVSFIQ?

The program erase cycle endurance is 100 kcycle.

What is the rise time under 9.5 AC Measurement Conditions?

The rise time is 5 ns.

What is the sector erase time for a 4kb sector?

The sector erase time is 45 ms.

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