M37702E6BFS Renesas Electronics America, M37702E6BFS Datasheet - Page 426
M37702E6BFS
Manufacturer Part Number
M37702E6BFS
Description
EPROM MCU/8BIT CMOS EMULATION CH
Manufacturer
Renesas Electronics America
Datasheet
1.M37702E6BFS.pdf
(524 pages)
Specifications of M37702E6BFS
Accessory Type
Emulator EPROM MCU
For Use With/related Products
7702
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
M37702E6BFS
Manufacturer:
MITSUBISHI/三菱
Quantity:
20 000
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PROM VERSION
19.4 256K mode
Fig. 19.4.3 Programming algorithm flow chart of 256K mode
19–16
19.4.2 Programming algorithm of 256K mode
Figure 19.4.3 shows the programming algorithm flow chart of 256K mode.
the last address is reached.
When this procedure (
: This applies to the M37702E2BXXXFP. Refer to Table 19.1.1 about each write address of other
Set Vcc = 6 V, V
After applying a programming pulse of 1 ms, check whether data can be read or not.
If the data cannot be read, apply a programming pulse of 1 ms again.
Repeat the procedure, which consists of applying a programming pulse of 1 ms and read check, until
After programming to the last address, read data when Vcc = V
Apply three times as many numbers as
the data can be read. Additionally, record the number of pulses applied ( ) before the data has been
read.
programming pulses.
products.
PP
INCREMENT ADDR
= 12.5 V, and address to 4000
to
) is completed, increment the address and repeat the above procedure until
FAIL
NO
7702/7703 Group User’s Manual
PROGRAM ONE PULSE OF 1 ms
PROGRAM PULSE
OF 3
ADDR = FIRST LOCATION
DEVICE PASSED
V
VERIFY BYTE
CC
LAST ADDR?
V
V
ALL BYTE
CC
PP
NO
= V
VERIFY
START
ms DURATION
pulses (described in
=
= 12.5 V
= 6.0 V
= 25?
PP
= 0
PASS
PASS
= 5.0 V
+ 1
YES
YES
16
FAIL
.
DEVICE
FAILED
VERIFY
BYTE
PP
PASS
), that is, 3
= 5 V (or Vcc = V
: 4.5 V
FAIL
V
CC
DEVICE
FAILED
= V
PP
ms as additional
5.5 V
PP
= 5.5 V).
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