EM6517 ETC, EM6517 Datasheet - Page 7

• Manufacturer Part Number: EM6517
• Description: 4 BIT MICROCONTROLLER
• Manufacturer: ETC

4
The EM6517-1 is supplied by a single external power supply between V
voltage regulator generates Vreg providing regulated voltage for the oscillator and the internal logic. The output
drivers and the ADC are supplied directly from the external supply VDD. A typical power connection
configuration and the internal power connection is shown below.
Figure 6. Typical Power Connection
Figure 7. Internal Power Connection
Power Supply
A ll P ad input &
output buffers,
E E P R O M
S V LD ,
A D C,
T erm inal
V bat
Clk
Port A
Data
Port B
Port C
FOR ENGINEERING ONLY
Ref. Logic
Ain
EM6617-1
Bin
Vref
C ore Logic,
1kO hm
O scillator
Qin
Crystal
Vgnd
Qout
Term inal
V reg
Strobe
Reset
V
Vreg
Test
DD
Vss
DD
(Vbat) and V
Min 100nF
© EM Microelectronic-Marin SA, 09/99, Rev. A/277
SS
EM6517
(ground). A built-in
+
C
7