UPD78F1146AGB-GAH-AX Renesas Electronics America, UPD78F1146AGB-GAH-AX Datasheet - Page 793

• Manufacturer Part Number: UPD78F1146AGB-GAH-AX
• Description: MCU 16BIT 78K0R/KX3 64-LQFP
• Manufacturer: Renesas Electronics America
• Series: 78K0R/Kx3r

Specifications of UPD78F1146AGB-GAH-AX

• Core Processor: 78K/0R
• Core Size: 16-Bit
• Speed: 20MHz
• Connectivity: 3-Wire SIO, I²C, LIN, UART/USART
• Peripherals: DMA, LVD, POR, PWM, WDT
• Number Of I /o: 50
• Program Memory Size: 256KB (256K x 8)
• Program Memory Type: FLASH
• Ram Size: 12K x 8
• Voltage - Supply (vcc/vdd): 1.8 V ~ 5.5 V
• Data Converters: A/D 8x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: *
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

(2) Serial interface: Serial array unit (8/18)
Notes 1.
Caution Select the TTL input buffer for RxD1 and the N-ch open drain output (V
Transfer rate
Parameter
(Remark are given on the next page.)
(T
(e) Communication at different potential (2.5 V, 3 V) (UART mode) (dedicated baud rate generator output) (2/2)
A
2.
3.
4.
= −40 to +85°C, 2.7 V ≤ V
by using the PIM0 and POM0 registers.
The smaller maximum transfer rate derived by using f
maximum transfer rate.
Expression for calculating the transfer rate when 4.0 V ≤ V
This value as an example is calculated when the conditions described in the “Conditions” column are met.
Refer to Note 1 above to calculate the maximum transfer rate under conditions of the customer.
The smaller maximum transfer rate derived by using f
maximum transfer rate.
Expression for calculating the transfer rate when 2.7 V ≤ V
This value as an example is calculated when the conditions described in the “Conditions” column are met.
Refer to Note 3 above to calculate the maximum transfer rate under conditions of the customer.
Maximum transfer rate =
Baud rate error (theoretical value) =
Maximum transfer rate =
Baud rate error (theoretical value) =
* This value is the theoretical value of the relative difference between the transmission and reception sides.
* This value is the theoretical value of the relative difference between the transmission and reception sides.
Symbol
CHAPTER 28 ELECTRICAL SPECIFICATIONS ((A) GRADE PRODUCTS)
transmission
DD
= EV
4.0 V ≤ V
2.7 V ≤ V
2.7 V ≤ V
2.3 V ≤ V
{−C
{−C
DD
b
b
× R
× R
≤ 5.5 V, V
DD
b
DD
b
User’s Manual U17854EJ9V0UD
≤ 4.0 V
≤ 2.7 V
≤ 5.5 V,
< 4.0 V,
b
b
× ln (1 −
× ln (1 −
Conditions
Transfer rate × 2
(
Transfer rate × 2
(
Transfer rate
Transfer rate
1
1
SS
f
C
f
C
CLK
CLK
= EV
b
b
1
1
= 50 pF, R
= 50 pF, R
2.2
1
2.0
1
V
= 16.8 MHz, f
= 19.2 MHz, f
V
b
b
SS
)} × 3
)} × 3
= AV
) × Number of transferred bits
) × Number of transferred bits
b
b
= 1.4 kΩ, V
= 2.7 kΩ, V
− {−C
− {−C
MCK
MCK
MCK
MCK
SS
DD
DD
[bps]
[bps]
= f
= f
= 0 V)
= EV
= EV
/6 or the following expression is the valid
/6 or the following expression is the valid
CLK
CLK
b
b
× R
× R
,
b
,
b
= 2.7 V
= 2.3 V
DD
DD
b
b
× ln (1 −
× ln (1 −
≤ 5.5 V and 2.7 V ≤ V
< 4.0 V and 2.3 V ≤ V
MIN.
DD
tolerance) mode for TxD1
2.2
2.0
V
V
b
b
TYP.
)}
)}
(A) Grade Products
× 100 [%]
× 100 [%]
2.8
1.2
Note 1
Note 3
MAX.
b
b
Note 2
Note 4
≤ 4.0 V
≤ 2.7 V
Mbps
Mbps
Unit
791