M28F420 查看數據表（PDF） - STMicroelectronics

零件编号

产品描述 (功能)

生产厂家

M28F420

4 Megabit (x8 or x16, Block Erase) FLASH MEMORY

STMicroelectronics 

M28F410, M28F420

Table 11. DC Characteristics

(TA = –40 to 85°C; VCC = 5V±10% or 5V±5% ; VPP = 12V±5%)

Symbol

Parameter

Test Condition

ILI

ILO

ICC (1, 3)

ICC (1, 3)

Input Leakage Current

Output Leakage Current

Supply Current (Read Byte-wide) TTL

Supply Current (Read Word-wide) TTL

0V ≤ VIN ≤ VCC

0V ≤ VOUT ≤ VCC

E = VIL, f = 10MHz, IOUT = 0mA

E = VIL, f = 10MHz, IOUT = 0mA

ICC (1, 3)

Supply Current (Read Byte-wide) CMOS

Supply Current (Read Word-wide)

CMOS

E = VSS, f = 10MHz, IOUT = 0mA

E = VSS, f = 10MHz, IOUT = 0mA

ICC1 (3)

Supply Current (Standby) TTL

Supply Current (Standby) CMOS

ICC2 (3) Supply Current (Power Down)

E = VIH, RP = VIH

E = VCC ± 0.2V,

RP = VCC ± 0.2V,

BYTE = VCC ± 0.2V or VSS

RP = VSS ± 0.2V

Supply Current (Program Byte-wide)

ICC3

Supply Current (Program Word-wide)

Byte program in progress

Word program in progress

ICC4

ICC5 (2)

IPP

Supply Current (Erase)

Supply Current (Erase Suspend)

Program Current (Read or Standby)

Erase in progress

E = VIH, Erase suspended

VPP > VCC

IPP1

Program Leakage Current (Read or

Standby)

VPP ≤ VCC

IPP2 Program Current (Power Down)

RP = VSS ± 0.2V

IPP3 Program Current (Program Byte-wide)

IPP3 Program Current (Program Word-wide)

IPP4 Program Current (Erase)

Byte program in progress

Word program in progress

Erase in progress

IPP5 Program Current (Erase Suspend)

Erase suspended

VIL

Input Low Voltage

VIH Input High Voltage

VOL Output Low Voltage

IOL = 5.8mA

VOH Output High Voltage

IOH = –2.5mA

VPPL

VPPH

Program Voltage (Normal operation)

Program Voltage (Program or Erase

operations)

VID A9 Voltage (Electronic Signature)

IID

A9 Current (Electronic Signature)

A9 = VID

VLKO

Supply Voltage (Erase and Program

lock-out)

VHH Input Voltage (RP, Boot unlock)

Boot block Program or Erase

Notes: 1. Automatic Power Saving reduces ICC to ≤ 8mA typical in static operation.

2. Current increases to ICC + ICC5 during a read operation.

3. CMOS levels VCC ± 0.2V and VSS ± 0.2V. TTL levels VIH and VIL.

Min

Max

Unit

±1

μA

±10

μA

65

mA

70

mA

60

mA

65

mA

3

mA

100

μA

8

μA

50

mA

60

mA

30

mA

10

mA

200

μA

±15

μA

5

μA

30

mA

40

mA

30

mA

200

μA

–0.5

0.8

V

2 VCC + 0.5 V

0.45

V

2.4

V

0

6.5

V

11.4

12.6

V

11.4

13

V

500

μA

2

V

11.4

13

V

8/38

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