SST34HF1622C-70-4C-L1SE View Datasheet(PDF) - Silicon Storage Technology

Part Name

Description

MFG CO.

SST34HF1622C-70-4C-L1SE

16 Mbit Concurrent SuperFlash + 2/4/8 Mbit SRAM ComboMemory

Silicon Storage Technology 

16 Mbit Concurrent SuperFlash + 2/4/8 Mbit SRAM ComboMemory

SST34HF1602C / SST34HF1622C / SST34HF1642C

SST34HF1642D / SST34HF1682D / SST34HF1622S / SST34HF1642S

Advance Information

TABLE 5: OPERATIONAL MODES SELECTION FOR X8 SRAM

Mode

BEF#1 BES1#1,2 BES21,2 OE#2 WE#2 SA2

DQ7-0

DQ15-8

CIOF = VIH

CIOF = VIL

Full Standby

VIH

VIH

X

X

X

X

HIGH-Z

HIGH-Z

HIGH-Z

X

VIL

X

X

X

Output Disable VIH

VIL

VIH

VIH

VIH

X

HIGH-Z

HIGH-Z

HIGH-Z

VIL

VIH

X

X

VIH

VIL

VIH

X

VIH

VIH

X

HIGH-Z

HIGH-Z

HIGH-Z

X

VIL

Flash Read

VIL

VIH

X

X

VIL

VIH

X

VIL

DOUT

DOUT

DQ14-8 = HIGH-Z

DQ15 = A-1

Flash Write

VIL

VIH

X

VIH

VIL

X

DIN

X

VIL

DIN

DQ14-8 = HIGH-Z

DQ15 = A-1

Flash Erase

VIL

VIH

X

VIH

VIL

X

X

X

X

X

VIL

SRAM Read

VIH

VIL

VIH

VIL

VIH SA

DOUT

HIGH-Z

HIGH-Z

SRAM Write

VIH

VIL

Product

VIL

VIH

Identification3

VIH

X

VIL SA

DIN

HIGH-Z

VIL

VIL

VIH

X Manufacturer’s ID4 Manufacturer’s ID4

Device ID4

Device ID4

HIGH-Z

1. Do not apply BEF# = VIL, BES1# = VIL and BES2 = VIH at the same time

2. X can be VIL or VIH, but no other value.

3. Software mode only

4. With A19-A18 = VIL;SST Manufacturer’s ID = BFH, is read with A0=0,

SST34HF16x2C/D/S Device ID = 734AH, is read with A0=1, for x8 A-1 will not be part of the Device ID

T5.0 1256

TABLE 6: OPERATIONAL MODES SELECTION FOR 0 MBIT SRAM: SST34HF1602C

Mode

Full Standby

BEF#

VIH

OE#1,2

X

WE#1,2

X

DQ7-0

HIGH-Z

CIOF = VIH

HIGH-Z

DQ15-8

CIOF = VIL

HIGH-Z

X

X

Output Disable

VIH

VIH

VIH

X

X

HIGH-Z

HIGH-Z

HIGH-Z

Flash Read

Flash Write

VIL

VIH

VIH

VIL

VIL

VIH

VIL

VIH

VIL

HIGH-Z

DOUT

DIN

HIGH-Z

DOUT

DIN

HIGH-Z

DQ14-8 = HIGH-Z

DQ15 = A-1

DQ14-8 = HIGH-Z

DQ15 = A-1

Flash Erase

VIL

VIH

VIL

X

X

X

Product

Identification3

VIL

VIL

VIH

Manufacturer’s ID4

Manufacturer’s ID4

Device ID4

Device ID4

1. X can be VIL or VIH, but no other value.

2. OE# = OEF#, WE# = WEF#

3. Software mode only

4. With A19-A18 = VIL;SST Manufacturer’s ID = BFH, is read with A0=0,

SST34HF1602C Device ID = 734AH, is read with A0=1, for x8 A-1 will not be part of the Device ID

T6.0 1256

©2004 Silicon Storage Technology, Inc.

13

S71256-00-000

3/04

Share Link: