CKOIO CMOS Driving into CKO
參數(shù)資料
型號: SI5315-EVB
廠商: Silicon Laboratories Inc
文件頁數(shù): 51/54頁
文件大小: 0K
描述: BOARD EVAL SI5315 8KHZ-644.53MHZ
應用說明: SI5315/17 Crystal Selection AppNote
標準包裝: 1
主要目的: 計時,時鐘乘法器
嵌入式:
已用 IC / 零件: SI5315
主要屬性: 2 輸入,2 輸出
次要屬性: CML,CMOS,LVDS,LVPECL
已供物品: 板,CD,文檔
Si5315
6
Rev. 1.0
Output Drive Current
CKOIO
CMOS
Driving into CKOVOL for out-
put low or CKOVOH for out-
put high. CKOUT+ and
CKOUT– shorted externally.
VDD = 1.71 V
7.5
mA
VDD = 2.97 V
32
mA
2-Level LVCMOS Input Pins
Input Voltage Low
VIL
VDD =1.71V
0.5
V
VDD =2.25V
0.7
V
VDD =2.97V
0.8
V
Input Voltage High
VIH
VDD =1.89V
1.4
V
VDD =2.25V
1.8
V
VDD =3.63V
2.5
V
Input Low Current
IIL
——
50
A
Input High Current
IIH
——
50
A
Weak Internal Input Pull-up
Resistor
RPUP
—75
k
Weak Internal Input
Pull-down Resistor
RPDN
—75
k
3-Level Input Pins
Input Voltage Low
VILL
——
0.15 x VDD
V
Input Voltage Mid
VIMM
0.45 x VDD
0.55 x VDD
V
Input Voltage High
VIHH
0.85 x VDD
——
V
Input Low Current
IILL
See note 3.
–20
A
Input Mid Current
IIMM
See note 3.
–2
2
A
Input High Current
IIHH
See note 3.
20
A
Table 2. DC Characteristics (Continued)
(VDD = 1.8 ±5%, 2.5 ±10%, or 3.3 V ±10%, TA = –40 to 85 C)
Parameter
Symbol
Test Condition
Min
Typ
Max
Units
Notes:
1. Refers to Si5315A speed grade.
2. Refers to Si5315B speed grade.
3. This is the amount of leakage that the 3L inputs can tolerate from an external driver. See Figure 3 on page 11.
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