JPH01143526U - - Google Patents
Info
- Publication number
- JPH01143526U JPH01143526U JP4142488U JP4142488U JPH01143526U JP H01143526 U JPH01143526 U JP H01143526U JP 4142488 U JP4142488 U JP 4142488U JP 4142488 U JP4142488 U JP 4142488U JP H01143526 U JPH01143526 U JP H01143526U
- Authority
- JP
- Japan
- Prior art keywords
- ttl
- ecl
- conversion circuit
- level signal
- power supply
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000006243 chemical reaction Methods 0.000 claims description 6
- 238000010586 diagram Methods 0.000 description 4
Landscapes
- Manipulation Of Pulses (AREA)
- Logic Circuits (AREA)
Description
第１図は考案の一実施例によるＥＣＬ―ＴＴＬ
変換回路図、第２図は第１図の変換回路における
出力電圧Ｖｏと電源電圧Ｖｃｃとの関係を示す曲
線図、第３図は従来のＥＣＬ―ＴＴＬ変換回路図
、第４図は第３図の変換回路における出力電圧Ｖ
ｏと電源電圧Ｖｃｃとの関係を示す曲線図である
。
図において、Ｔ１〜Ｔ９：トランジスタ、Ｒ，
Ｒａ：抵抗、Ｄ１，Ｄ２：ダイオード。なお、図
中、同一符号は同一、または相当部分を示す。
Figure 1 shows ECL-TTL according to an embodiment of the invention.
Conversion circuit diagram, Figure 2 is a curve diagram showing the relationship between output voltage Vo and power supply voltage Vcc in the conversion circuit of Figure 1, Figure 3 is a conventional ECL-TTL conversion circuit diagram, and Figure 4 is Figure 3. The output voltage V in the conversion circuit of
FIG. 3 is a curve diagram showing the relationship between power supply voltage Vcc and power supply voltage Vcc. In the figure, T1 to T9: transistors, R,
Ra: resistance, D 1 , D 2 : diode. In addition, in the figures, the same reference numerals indicate the same or corresponding parts.
Claims (1)
換して出力するためのＥＣＬ―ＴＴＬ変換回路に
おいて、ＴＴＬ回路の“Ｈ”レベル出力電圧を電
源電圧の変動によらず、一定の値になるように構
成したことを特徴とするＥＣＬ―ＴＴＬ変換回路
。 In an ECL-TTL conversion circuit that converts an ECL level signal to a TTL level signal and outputs it, the "H" level output voltage of the TTL circuit is configured to be a constant value regardless of fluctuations in the power supply voltage. The ECL-TTL conversion circuit is characterized by the following.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4142488U JPH01143526U (en) | 1988-03-28 | 1988-03-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4142488U JPH01143526U (en) | 1988-03-28 | 1988-03-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01143526U true JPH01143526U (en) | 1989-10-02 |
Family
ID=31267858
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4142488U Pending JPH01143526U (en) | 1988-03-28 | 1988-03-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01143526U (en) |
-
1988
- 1988-03-28 JP JP4142488U patent/JPH01143526U/ja active Pending