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參數(shù)資料
| 型號(hào)： | μPD78F4218Y |
| 廠商： | NEC Corp. |
| 英文描述： | 8/16 Bit Single Chip Microcontrollers(8/16 位單片微控制器) |
| 中文描述： | 8 / 16位單片機(jī)微控制器（8 / 16位單片微控制器） |
| 文件頁(yè)數(shù)： | 6/32頁(yè) |
| 文件大小： | 137K |
| 代理商： | ΜPD78F4218Y |
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6
μ
PD78F4218Y
1. DIFFERENCES AMONG MODELS IN
μ
PD784218Y SUBSERIES
The only difference between the
μ
PD784217Y and 784218Y lies in the internal memory capacity.
The
μ
PD78F4218Y is provided with a 256-KB flash memory instead of the mask ROM of the above models. These
differences are summarized in Table 1-1.
Table 1-1. Differences among Models in
μ
PD784218Y Subseries
Part Number
Item
μ
PD784217Y
μ
PD784218Y
μ
PD78F4218Y
Internal ROM
192K bytes (mask ROM)
256K bytes (mask ROM)
256K bytes (Flash memory)
Internal RAM
12800 bytes
Internal memory
size switching
register (IMS)
None
Provided
V
PP
pin
None
Provided
2. DIFFERENCES BETWEEN
μ
PD78F4218Y AND
μ
PD78F4216Y
The differences between
μ
PD78F4218Y and
μ
PD78F4216Y are shown in Table 2-1.
Table 2-1. Differences between
μ
PD78F4218Y and
μ
PD78F4216Y
Part Number
Item
μ
PD78F4218Y
μ
PD78F4216Y
Flash memory
256K bytes
128K bytes
Internal RAM
12800 bytes
8192 bytes
ROM correction
Provided
None
External access
status function
Provided
None
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