AUTOMOTIVE 87C51FAFBFCFC-20

range of b40 Cto a85 C ambient For the automo-

tive temperature range option operational charac-

teristics are guaranteed over the temperature range

of b40 Cto a125 C ambient The automotive ex-

tended and commercial temperature versions of the

MCS-51 product families are available with or with-

out burn-in options

As shown in Figure 2 temperature burn-in and

package options are identified by a one- or two-letter

prefix to the part number

PIN DESCRIPTIONS

reduce ground bounce and improve power supply

by-passing

NOTE

Port 0

Port 0 is an 8-bit open drain bidirectional

IO port As an output port each pin can sink several

LS TTL inputs Port 0 pins that have 1’s written to

them float and in that state can be used as high-im-

pedance inputs

270961 – 2

Example

AN87C51FAFBFC indicates an automotive temperature range version of the 87C51FAFBFC in a PLCC package

with 16 Kbyte32 Kbyte EPROM program memory

Figure 2 Package Options

Table 1 Temperature Options

Temperature

Temperature

Operating

Burn-In

Classification

Designation

Temperature

Options

C Ambient

Extended

T

b

40 to a85

Standard

L

b

40 to a85

Extended

Automotive

A

b

40 to a125

Standard

B

b

40 to a125

Extended

3