HC908JB16AD Datasheet, PDF (3/12 Pages) Freescale Semiconductor, Inc – Addendum to MC68HC908JB16 Technical Data

Freescale Semiconductor, Inc.
HC908JB16AD/D
MC68HC908JB12
MC68HC908JB12
This section introduces the MC68HC908JB12, a derivative of the
MC68HC908JB16. The entire MC68HC908JB16 data book, including the
updates in this addendum, applies to this device, with exceptions outlined
below.
Table 1. Summary of MC68HC908JB12 and MC68HC908JB16 Differences
MC68HC908JB12
FLASH Memory
12,288 bytes
($CA00–$F9FF)
Dual Clock Generator Module
Not implemented.
$0051–$0059 unimplemented.
Available Packages⁽¹⁾
—
28-pin SOIC
20-pin SOIC
Notes:
1. The pin assignments are identical for both devices; see data sheet.
MC68HC908JB16
16,384 bytes
($BA00–$F9FF)
Available in 32-pin LQFP only.
32-pin LQFP
28-pin SOIC
20-pin SOIC
MCU Block Diagram Figure 3 shows the structure of the MC68HC908JB12.
Memory Map
Figure 4 shows the memory map of the MC68HC908JB12.
Dual Clock
Generator Module
The dual 27-MHz clock generator module on the MC68HC908JB16 is not
designed in the MC68HC908JB12, hence, register locations from $0051 to
$0059 are unimplemented. Information in the data book relating to the CGM do
not apply to the MC68HC908JB12.
Addendum to MC68HC908JB16 Technical Data
For More Information On This Product,
Go to: www.freescale.com