M69AW024BE Ver la hoja de datos (PDF) - STMicroelectronics

Número de pieza

componentes Descripción

Fabricante

M69AW024BE

16 Mbit (1M x16) 3V Asynchronous PSRAM

STMicroelectronics 

M69AW024BE

Table 9. Standby, Power-Down and Power-Up AC Parameters

Symbol

Alt.

Parameter

tCLEL

tCSP

E2 Low Setup Time for Power Down Entry

tELCH

tC2LP E2 Low Hold Time after Power Down Entry

tCHEL(1)

tCHH

E1 High Hold Time following E2 High after Power-Down Exit

E1 High Hold Time following E2 High after Power-Up

tEHCH

tCHS

E1 High Setup Time following E2 High after Power-Down Exit

tEHGH

tCHOX E1 High to G Invalid Time for Standby Entry

tEHWH(2)

tCHWX E1 High to W Invalid Time for Standby Entry

tτ(3)

tτ

Input Transition Time

tEHCH2

tC2LH

Power-Up Time

Note: 1. Applicable both to Power-Down and Power-Up.

2. Some data might be written into any address location if tEHWL (min) is not satisfied.

3. The Input Transition Time used in AC measurements is 5ns.

4. TBD = to be defined.

M69AW024BE

–60

Unit

Min Max

10

ns

80

ns

300

µs

0

ns

10

ns

10

ns

1

25

ns

50

µs

Figure 16. Power-up Mode AC Waveforms - 1

E1

tEHCH2

E2

VCC

0V

VCC min

Note: tEHCH2 is defined from VCC reaching VCC(min).

Figure 17. Power-up Mode AC Waveforms - 2

tEHCH

tCHEL

AI07740b

E1

E2

VDD

tEHEL

VDDmin

Note: tCHEL is defined from VCC reaching VCC(min) and applicable both for E1 and E2 signals.

AI09945

20/25

Share Link: