PSD4204G3V-70UI 查看數據表（PDF） - STMicroelectronics

零件编号

产品描述 (功能)

生产厂家

PSD4204G3V-70UI

Flash In-System Programmable (ISP) Peripherals For 16-bit MCUs (5V Supply)

STMicroelectronics 

PSD4235G2

Table 69. Reset (Reset)Timing

Symbol

Parameter

Conditions

Min

tNLNH

RESET Active Low Time 1

150

tNLNH–PO

Power On Reset Active Low Time

1

tNLNH–A

Warm Reset 2

25

tOPR

RESET High to Operational Device

Note: 1. Reset (RESET) does not reset Flash memory Program or Erase cycles.

2. Warm reset aborts Flash memory Program or Erase cycles, and puts the device in Read mode.

Figure 48. Reset (RESET) Timing

Max

Unit

ns

ms

µs

120

ns

VCC

RESET

VCC(min)

tNLNH-PO

Power-On Reset

tOPR

tNLNH

tNLNH-A

Warm Reset

tOPR

AI02866b

Table 70. VSTBYON Timing

Symbol

Parameter

tBVBH

VSTBY Detection to VSTBYON Output High

tBXBL

VSTBY Off Detection to VSTBYON Output

Low

Note: 1. VSTBYON timing is measured at VCC ramp rate of 2 ms.

Conditions

(Note 1)

(Note 1)

Min

Typ

Max Unit

20

µs

20

µs

Table 71. Program, Write and Erase Times

Symbol

Parameter

Min.

Typ.

Flash Program

8.5

Flash Bulk Erase1 (pre-programmed)

3

Flash Bulk Erase (not pre-programmed)

10

tWHQV3

Sector Erase (pre-programmed)

1

tWHQV2

Sector Erase (not pre-programmed)

2.2

tWHQV1

Byte Program

14

Program / Erase Cycles (per Sector)

100,000

tWHWLO

Sector Erase Time-Out

100

tQ7VQV

DQ7 Valid to Output (DQ7-DQ0) Valid (Data Polling)2

Note: 1. Programmed to all zero before erase.

2. The polling status, DQ7, is valid tQ7VQV time units before the data byte, DQ0-DQ7, is valid for reading.

3. DQ7 is DQ15 for Motorola MCU with 16-bit data bus.

Max.

30

30

1200

30

Unit

s

s

s

s

s

µs

cycles

µs

ns

82/89

Share Link: