UPD78F8056 Renesas Electronics Corporation., UPD78F8056 Datasheet - Page 11

• Manufacturer Part Number: UPD78F8056
• Description: 16-bit Single-chip Microcontroller
• Manufacturer: Renesas Electronics Corporation.

V
V
V
V
V
V
V
V
V
GND_GR
GND_D
GND_PLL
V
XTAL_N
XTAL_P
RF_P
RF_N
CLK_OUT
INT_RF
WAKE_RF
RESET_RF
LOOP_C
IC0-2
IC3-6
GND1
Function Name
DD
DD
DD
DD
DD
DD
DD
DD
DD
DD
(2)
_RF1
_RF2
_GR
_D
_BG
_A
_PLL
_CP
_VCO
_2V2
Non-port functions
Output Differential RF input/output (+)
Output Differential RF input/output (-)
Output 32/16/8/4/2/1 MHz Clock output
Output Interrupt pin of RF transceiver to the MCU.
Input
Input
Input
I/O
−
−
−
−
−
−
−
−
−
−
−
−
−
−
−
−
−
−
Power supply for band gap reference circuit. Bypass with
capacitor as close to the pin as possible.
RF power supply. Bypass with a capacitor as close to the pin as
possible.
RF power supply. Bypass with a capacitor as close to the pin as
possible.
Guard ring power supply. Bypass with a capacitor as close to the
pin as possible.
Digital circuit power supply.
Power supply for an analog circuit. Bypass with a capacitor as
close to the pin as possible.
PLL power supply. Bypass with a capacitor as close to the pin as
possible.
Charge pump power supply. Bypass with a capacitor as close to
the pin as possible.
VCO supply. Bypass with a capacitor as close to the pin as
possible.
Guard ring ground
Ground for digital circuit
Ground for a PLL
DC-DC output voltage
32 MHz Crystal input (-)
32 MHz Crystal input (+)
External wake up trigger to RF transceiver.
Global hardware reset pin, active low.
PLL loop filter external capacitor. Connected to the external (39
pF: target) capacitor.
Internal connection.
Internal connection.
exposed die pad
Make these pins the same potential as V
(2/2)
Preliminary Product Information U19858EJ1V0PM
Function
SS
.
μPD78F8056, 78F8057, 78F8058
After Reset
Output
Output
Output
Input
Input
Input
Input
−
−
−
−
−
−
−
−
−
−
−
−
−
−
−
−
−
−
Alternate Function
−
−
−
−
−
−
−
−
−
−
−
−
−
−
−
−
−
−
−
−
−
−
−
−
−
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