M50FW040 datasheet(39/53 Pages) STMICROELECTRONICS

部件名	M50FW040

功能描述	4-Mbit (512 Kb x8, uniform block) 3-V supply firmware hub Flash memory

PDF	53 Pages

Scroll/Zoom	100%

制造商	STMICROELECTRONICS [STMicroelectronics]

网页	http://www.st.com

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39 / 53 page

M50FW040

DC and AC parameters

39/53

Sampled only, not 100% tested.

Input leakage currents include High-Z output leakage for all bidirectional buffers with tri-state outputs.

Figure 10.

FWH interface clock waveform

Devices on the PCI Bus must work with any clock frequency between DC and 33MHz. Below 16MHz

devices may be guaranteed by design rather than tested. Refer to PCI Specification.

ICC5

(1)

Supply Current

(Program/Erase)

A/A Mux

Program/Erase Controller

Active

IPP

VPP Supply Current

(Read/Standby)

VPP > VCC

400

µA

IPP1

(1)

VPP Supply Current

(Program/Erase

active)

VPP = VCC

VPP = 12V ± 5%

Table 19.

FWH interface clock characteristics

Symbol

Parameter

Test Condition

Value

Unit

tCYC

CLK Cycle Time(1)

Min

tHIGH

CLK High Time

Min

tLOW

CLK Low Time

Min

CLK Slew Rate

peak to peak

Min

V/ns

Max

V/ns

Table 18.

DC characteristics (continued)

Symbol

Parameter

Interface

Test Condition

Min

Max

Unit

AI03403

tHIGH

tLOW

0.6 VCC

tCYC

0.5 VCC

0.4 VCC

0.3 VCC

0.2 VCC

0.4 VCC, p-to-p

(minimum)

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